treewide: remove redundant rec

94 files changed, 95 insertions, 95 deletions

diff --git a/pkgs/development/tools/analysis/evmdis/default.nix b/pkgs/development/tools/analysis/evmdis/default.nix
index 36fa7bb1f16..c250f442a0e 100644
--- a/pkgs/development/tools/analysis/evmdis/default.nix
+++ b/pkgs/development/tools/analysis/evmdis/default.nix
@@ -1,6 +1,6 @@
 { stdenv, buildGoPackage, fetchFromGitHub }:
 
-buildGoPackage rec {
+buildGoPackage {
   pname = "evmdis-unstable";
   version = "2018-03-23";
   goPackagePath = "github.com/Arachnid/evmdis";
diff --git a/pkgs/development/tools/analysis/makefile2graph/default.nix b/pkgs/development/tools/analysis/makefile2graph/default.nix
index 7afa71429a7..20fe74ecb74 100644
--- a/pkgs/development/tools/analysis/makefile2graph/default.nix
+++ b/pkgs/development/tools/analysis/makefile2graph/default.nix
@@ -1,6 +1,6 @@
 { stdenv, fetchFromGitHub, makeWrapper, bash, gnumake }:
 
-stdenv.mkDerivation rec {
+stdenv.mkDerivation {
   name = "makefile2graph-2018-01-03";
 
   src = fetchFromGitHub {
diff --git a/pkgs/development/tools/analysis/qcachegrind/default.nix b/pkgs/development/tools/analysis/qcachegrind/default.nix
index fb0f7414841..d9f39667cef 100644
--- a/pkgs/development/tools/analysis/qcachegrind/default.nix
+++ b/pkgs/development/tools/analysis/qcachegrind/default.nix
@@ -3,7 +3,7 @@
 let
   name = stdenv.lib.replaceStrings ["kcachegrind"] ["qcachegrind"] kcachegrind.name;
 
-in stdenv.mkDerivation rec {
+in stdenv.mkDerivation {
   inherit name;
 
   src = kcachegrind.src;
diff --git a/pkgs/development/tools/analysis/radare2/default.nix b/pkgs/development/tools/analysis/radare2/default.nix
index 2db6b821b4e..a59a47b9e33 100644
--- a/pkgs/development/tools/analysis/radare2/default.nix
+++ b/pkgs/development/tools/analysis/radare2/default.nix
@@ -31,7 +31,7 @@ let
     cs_ver,
     cs_sha256
   }:
-    stdenv.mkDerivation rec {
+    stdenv.mkDerivation {
       pname = "radare2";
       inherit version;
 
diff --git a/pkgs/development/tools/analysis/swarm/default.nix b/pkgs/development/tools/analysis/swarm/default.nix
index 86e4d6ef5f6..922a73a4be0 100644
--- a/pkgs/development/tools/analysis/swarm/default.nix
+++ b/pkgs/development/tools/analysis/swarm/default.nix
@@ -1,6 +1,6 @@
 { stdenv, fetchFromGitHub }:
 
-stdenv.mkDerivation rec {
+stdenv.mkDerivation {
   name = "swarm-2019-03-11";
 
   src = fetchFromGitHub {
diff --git a/pkgs/development/tools/build-managers/bloop/default.nix b/pkgs/development/tools/build-managers/bloop/default.nix
index ba842289dba..23ffe286824 100644
--- a/pkgs/development/tools/build-managers/bloop/default.nix
+++ b/pkgs/development/tools/build-managers/bloop/default.nix
@@ -49,7 +49,7 @@ let
     installPhase = ''cp $src $out'';
   };
 in
-stdenv.mkDerivation rec {
+stdenv.mkDerivation {
   name = "${baseName}-${version}";
 
   buildInputs = [ makeWrapper ];
diff --git a/pkgs/development/tools/build-managers/colormake/default.nix b/pkgs/development/tools/build-managers/colormake/default.nix
index 60a011a49d0..f14aa4eea6e 100644
--- a/pkgs/development/tools/build-managers/colormake/default.nix
+++ b/pkgs/development/tools/build-managers/colormake/default.nix
@@ -1,6 +1,6 @@
 {stdenv, fetchgit, perl}:
 
-stdenv.mkDerivation rec {
+stdenv.mkDerivation {
   pname = "colormake";
   version = "2.1.0";
 
diff --git a/pkgs/development/tools/build-managers/gn/default.nix b/pkgs/development/tools/build-managers/gn/default.nix
index 24df6fa6ff3..7b29e7d02dc 100644
--- a/pkgs/development/tools/build-managers/gn/default.nix
+++ b/pkgs/development/tools/build-managers/gn/default.nix
@@ -16,7 +16,7 @@ let
   '';
 
 in
-stdenv.mkDerivation rec {
+stdenv.mkDerivation {
   pname = "gn";
   version = "20190403";
 
diff --git a/pkgs/development/tools/build-managers/gradle/default.nix b/pkgs/development/tools/build-managers/gradle/default.nix
index 0ec57cc8b82..3a737f6f3b3 100644
--- a/pkgs/development/tools/build-managers/gradle/default.nix
+++ b/pkgs/development/tools/build-managers/gradle/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl, unzip, jdk, java ? jdk, makeWrapper }:
 
 rec {
-  gradleGen = {name, src, nativeVersion} : stdenv.mkDerivation rec {
+  gradleGen = {name, src, nativeVersion} : stdenv.mkDerivation {
     inherit name src nativeVersion;
 
     dontBuild = true;
diff --git a/pkgs/development/tools/build-managers/redo-apenwarr/default.nix b/pkgs/development/tools/build-managers/redo-apenwarr/default.nix
index 28697f4c69c..7d08bbf6df2 100644
--- a/pkgs/development/tools/build-managers/redo-apenwarr/default.nix
+++ b/pkgs/development/tools/build-managers/redo-apenwarr/default.nix
@@ -1,5 +1,5 @@
 {stdenv, fetchFromGitHub, python2, which}:
-stdenv.mkDerivation rec {
+stdenv.mkDerivation {
   pname = "redo-apenwarr";
 
   version = "unstable-2019-06-21";
diff --git a/pkgs/development/tools/build-managers/redo-sh/default.nix b/pkgs/development/tools/build-managers/redo-sh/default.nix
index 612dd5c7810..19ce0b44bf7 100644
--- a/pkgs/development/tools/build-managers/redo-sh/default.nix
+++ b/pkgs/development/tools/build-managers/redo-sh/default.nix
@@ -1,6 +1,6 @@
 { stdenv, fetchurl, makeWrapper }:
 
-stdenv.mkDerivation rec {
+stdenv.mkDerivation {
   version = "2.0.3";
   pname = "redo-sh";
 
diff --git a/pkgs/development/tools/buildah/default.nix b/pkgs/development/tools/buildah/default.nix
index 317186ea3e0..3e6d6604885 100644
--- a/pkgs/development/tools/buildah/default.nix
+++ b/pkgs/development/tools/buildah/default.nix
@@ -14,7 +14,7 @@ let
 
   goPackagePath = "github.com/containers/buildah";
 
-in buildGoPackage rec {
+in buildGoPackage {
   pname = "buildah";
   inherit version;
   inherit src;
diff --git a/pkgs/development/tools/casperjs/default.nix b/pkgs/development/tools/casperjs/default.nix
index 001f87b3b27..8a1d81acaaa 100644
--- a/pkgs/development/tools/casperjs/default.nix
+++ b/pkgs/development/tools/casperjs/default.nix
@@ -2,7 +2,7 @@
 
 let version = "1.1.1";
 
-in stdenv.mkDerivation rec {
+in stdenv.mkDerivation {
 
   pname = "casperjs";
   inherit version;
diff --git a/pkgs/development/tools/chefdk/default.nix b/pkgs/development/tools/chefdk/default.nix
index 921448855a6..d5c74201418 100644
--- a/pkgs/development/tools/chefdk/default.nix
+++ b/pkgs/development/tools/chefdk/default.nix
@@ -1,6 +1,6 @@
 { lib, bundlerEnv, bundlerUpdateScript, ruby_2_4, perl, autoconf }:
 
-bundlerEnv rec {
+bundlerEnv {
   pname = "chef-dk";
 
   ruby = ruby_2_4;
diff --git a/pkgs/development/tools/database/pyrseas/default.nix b/pkgs/development/tools/database/pyrseas/default.nix
index 0390e7b86bb..a83b5a21944 100644
--- a/pkgs/development/tools/database/pyrseas/default.nix
+++ b/pkgs/development/tools/database/pyrseas/default.nix
@@ -1,7 +1,7 @@
 { stdenv, pythonPackages, fetchFromGitHub }:
 
 let
-  pgdbconn = pythonPackages.buildPythonPackage rec {
+  pgdbconn = pythonPackages.buildPythonPackage {
     pname = "pgdbconn";
     version = "0.8.0";
     src = fetchFromGitHub {
@@ -19,7 +19,7 @@ let
   };
 in
 
-pythonPackages.buildPythonApplication rec {
+pythonPackages.buildPythonApplication {
   pname = "pyrseas";
   version = "0.8.0";
   src = fetchFromGitHub {
diff --git a/pkgs/development/tools/database/sqldeveloper/18.2.nix b/pkgs/development/tools/database/sqldeveloper/18.2.nix
index ca87395b917..070c7c81c40 100644
--- a/pkgs/development/tools/database/sqldeveloper/18.2.nix
+++ b/pkgs/development/tools/database/sqldeveloper/18.2.nix
@@ -13,7 +13,7 @@ let
     categories = "Application;Development;";
   };
 in
-  stdenv.mkDerivation rec {
+  stdenv.mkDerivation {
 
   inherit version;
   pname = "sqldeveloper";
diff --git a/pkgs/development/tools/database/sqldeveloper/default.nix b/pkgs/development/tools/database/sqldeveloper/default.nix
index 461acacf4e9..9e75088aa5c 100644
--- a/pkgs/development/tools/database/sqldeveloper/default.nix
+++ b/pkgs/development/tools/database/sqldeveloper/default.nix
@@ -13,7 +13,7 @@ let
     categories = "Application;Development;";
   };
 in
-  stdenv.mkDerivation rec {
+  stdenv.mkDerivation {
 
   inherit version;
   pname = "sqldeveloper";
diff --git a/pkgs/development/tools/easyjson/default.nix b/pkgs/development/tools/easyjson/default.nix
index 9dff0cc3ebe..4f3d89c0788 100644
--- a/pkgs/development/tools/easyjson/default.nix
+++ b/pkgs/development/tools/easyjson/default.nix
@@ -1,6 +1,6 @@
 { stdenv, buildGoPackage, fetchFromGitHub }:
 
-buildGoPackage rec {
+buildGoPackage {
   pname = "easyjson";
   version = "unstable-2019-06-26";
   goPackagePath = "github.com/mailru/easyjson";
diff --git a/pkgs/development/tools/fusee-launcher/default.nix b/pkgs/development/tools/fusee-launcher/default.nix
index eb6f937800a..4fb05da3067 100644
--- a/pkgs/development/tools/fusee-launcher/default.nix
+++ b/pkgs/development/tools/fusee-launcher/default.nix
@@ -6,7 +6,7 @@
 , makeWrapper
 } :
 
-stdenv.mkDerivation rec {
+stdenv.mkDerivation {
   pname = "fusee-launcher";
   version = "unstable-2018-07-14";
 
diff --git a/pkgs/development/tools/github-changelog-generator/default.nix b/pkgs/development/tools/github-changelog-generator/default.nix
index 39aab9cfa27..9a14cc7f6e2 100644
--- a/pkgs/development/tools/github-changelog-generator/default.nix
+++ b/pkgs/development/tools/github-changelog-generator/default.nix
@@ -1,6 +1,6 @@
 { lib, bundlerApp, bundlerUpdateScript }:
 
-bundlerApp rec {
+bundlerApp {
   pname = "github_changelog_generator";
   gemdir = ./.;
   exes = [ "github_changelog_generator" ];
diff --git a/pkgs/development/tools/glslviewer/default.nix b/pkgs/development/tools/glslviewer/default.nix
index 20d1f7c0f1e..fd22295540d 100644
--- a/pkgs/development/tools/glslviewer/default.nix
+++ b/pkgs/development/tools/glslviewer/default.nix
@@ -4,7 +4,7 @@
 , Cocoa
 }:
 
-stdenv.mkDerivation rec {
+stdenv.mkDerivation {
   pname = "glslviewer";
   version = "2019-04-22";
 
diff --git a/pkgs/development/tools/gox/default.nix b/pkgs/development/tools/gox/default.nix
index 25b80d9cf69..6caa32c16f2 100644
--- a/pkgs/development/tools/gox/default.nix
+++ b/pkgs/development/tools/gox/default.nix
@@ -1,6 +1,6 @@
 { stdenv, buildGoPackage, fetchFromGitHub }:
 
-buildGoPackage rec {
+buildGoPackage {
   pname = "gox";
   version = "20181025";
 
diff --git a/pkgs/development/tools/gpp/default.nix b/pkgs/development/tools/gpp/default.nix
index 009f475bb7d..ee15df1a9f6 100644
--- a/pkgs/development/tools/gpp/default.nix
+++ b/pkgs/development/tools/gpp/default.nix
@@ -1,6 +1,6 @@
 { stdenv, fetchFromGitHub, autoreconfHook }:
 
-stdenv.mkDerivation rec {
+stdenv.mkDerivation {
   pname = "gpp";
   version = "2.25";
 
diff --git a/pkgs/development/tools/grabserial/default.nix b/pkgs/development/tools/grabserial/default.nix
index c86c2e275ed..d1709369511 100644
--- a/pkgs/development/tools/grabserial/default.nix
+++ b/pkgs/development/tools/grabserial/default.nix
@@ -1,6 +1,6 @@
 { stdenv, fetchgit, pythonPackages }:
 
-pythonPackages.buildPythonApplication rec {
+pythonPackages.buildPythonApplication {
 
   name = "grabserial-1.9.3";
   namePrefix = "";
diff --git a/pkgs/development/tools/imatix_gsl/default.nix b/pkgs/development/tools/imatix_gsl/default.nix
index b394e9e71fb..549a4d1b826 100644
--- a/pkgs/development/tools/imatix_gsl/default.nix
+++ b/pkgs/development/tools/imatix_gsl/default.nix
@@ -1,6 +1,6 @@
 { stdenv, fetchFromGitHub, pcre } :
 
-stdenv.mkDerivation rec {
+stdenv.mkDerivation {
   pname = "imatix_gsl";
   version = "4.1";
 
diff --git a/pkgs/development/tools/irony-server/default.nix b/pkgs/development/tools/irony-server/default.nix
index 035964dafc0..f2c926a6f39 100644
--- a/pkgs/development/tools/irony-server/default.nix
+++ b/pkgs/development/tools/irony-server/default.nix
@@ -1,6 +1,6 @@
 { stdenv, cmake, llvmPackages, irony }:
 
-stdenv.mkDerivation rec {
+stdenv.mkDerivation {
   pname = "irony-server";
   inherit (irony) version;
 
diff --git a/pkgs/development/tools/jazzy/default.nix b/pkgs/development/tools/jazzy/default.nix
index ad71dfb22a8..a6cb7a92b63 100644
--- a/pkgs/development/tools/jazzy/default.nix
+++ b/pkgs/development/tools/jazzy/default.nix
@@ -1,6 +1,6 @@
 { lib, bundlerApp, bundlerUpdateScript }:
 
-bundlerApp rec {
+bundlerApp {
   pname = "jazzy";
   gemdir = ./.;
   exes = [ "jazzy" ];
diff --git a/pkgs/development/tools/kexpand/default.nix b/pkgs/development/tools/kexpand/default.nix
index a82c21b72e9..e6c562721c2 100644
--- a/pkgs/development/tools/kexpand/default.nix
+++ b/pkgs/development/tools/kexpand/default.nix
@@ -1,6 +1,6 @@
 { buildGoPackage, fetchFromGitHub }:
 
-buildGoPackage rec {
+buildGoPackage {
   name = "kexpand-unstable-2017-05-12";
 
   goPackagePath = "github.com/kopeio/kexpand";
diff --git a/pkgs/development/tools/lattice-diamond/default.nix b/pkgs/development/tools/lattice-diamond/default.nix
index 1691f09e6e4..1dea1440113 100644
--- a/pkgs/development/tools/lattice-diamond/default.nix
+++ b/pkgs/development/tools/lattice-diamond/default.nix
@@ -1,7 +1,7 @@
 { stdenv, rpmextract, patchelf, makeWrapper, file, requireFile, glib, zlib, 
     freetype, fontconfig, xorg }:
 
-stdenv.mkDerivation rec {
+stdenv.mkDerivation {
   name = "diamond-3.10";
 
   nativeBuildInputs = [ rpmextract patchelf makeWrapper file ];
diff --git a/pkgs/development/tools/manul/default.nix b/pkgs/development/tools/manul/default.nix
index a5dd0a88272..f921e900e56 100644
--- a/pkgs/development/tools/manul/default.nix
+++ b/pkgs/development/tools/manul/default.nix
@@ -1,6 +1,6 @@
 { stdenv, buildGoPackage, fetchFromGitHub }:
 
-buildGoPackage rec {
+buildGoPackage {
   name = "manul-unstable-2016-09-30";
 
   goPackagePath = "github.com/kovetskiy/manul";
diff --git a/pkgs/development/tools/misc/arcanist/default.nix b/pkgs/development/tools/misc/arcanist/default.nix
index 664e7d28d79..b3d380b0a0a 100644
--- a/pkgs/development/tools/misc/arcanist/default.nix
+++ b/pkgs/development/tools/misc/arcanist/default.nix
@@ -14,7 +14,7 @@ let
     sha256 = "0x0xxiar202ypbgxh19swzjil546bbp8li4k5yrpvab55y8ymkd4";
   };
 in
-stdenv.mkDerivation rec {
+stdenv.mkDerivation {
   pname = "arcanist";
   version = "20180916";
 
diff --git a/pkgs/development/tools/misc/bin_replace_string/default.nix b/pkgs/development/tools/misc/bin_replace_string/default.nix
index ea9b340fb0b..c246ddb9d90 100644
--- a/pkgs/development/tools/misc/bin_replace_string/default.nix
+++ b/pkgs/development/tools/misc/bin_replace_string/default.nix
@@ -1,6 +1,6 @@
 { stdenv, fetchurl, libelf, txt2man }:
 
-stdenv.mkDerivation rec {
+stdenv.mkDerivation {
   pname = "bin_replace_string";
   version = "0.2";
 
diff --git a/pkgs/development/tools/misc/binutils/default.nix b/pkgs/development/tools/misc/binutils/default.nix
index c33741740ad..210659289d1 100644
--- a/pkgs/development/tools/misc/binutils/default.nix
+++ b/pkgs/development/tools/misc/binutils/default.nix
@@ -22,7 +22,7 @@ let
                   "${stdenv.targetPlatform.config}-";
 in
 
-stdenv.mkDerivation rec {
+stdenv.mkDerivation {
   name = targetPrefix + basename;
 
   # HACK to ensure that we preserve source from bootstrap binutils to not rebuild LLVM
diff --git a/pkgs/development/tools/misc/bossa/default.nix b/pkgs/development/tools/misc/bossa/default.nix
index 0d78cfbbab8..6548e964397 100644
--- a/pkgs/development/tools/misc/bossa/default.nix
+++ b/pkgs/development/tools/misc/bossa/default.nix
@@ -13,7 +13,7 @@ let
   };
 
 in
-stdenv.mkDerivation rec {
+stdenv.mkDerivation {
   name = "bossa-1.8";
 
   src = fetchgit {
diff --git a/pkgs/development/tools/misc/ccache/default.nix b/pkgs/development/tools/misc/ccache/default.nix
index 0577165bcff..4eeb61a7edd 100644
--- a/pkgs/development/tools/misc/ccache/default.nix
+++ b/pkgs/development/tools/misc/ccache/default.nix
@@ -30,7 +30,7 @@ let ccache = stdenv.mkDerivation rec {
   passthru = {
     # A derivation that provides gcc and g++ commands, but that
     # will end up calling ccache for the given cacheDir
-    links = {unwrappedCC, extraConfig}: stdenv.mkDerivation rec {
+    links = {unwrappedCC, extraConfig}: stdenv.mkDerivation {
       name = "ccache-links";
       passthru = {
         isClang = unwrappedCC.isClang or false;
diff --git a/pkgs/development/tools/misc/chrpath/default.nix b/pkgs/development/tools/misc/chrpath/default.nix
index 4170570e08a..956a8df69ce 100644
--- a/pkgs/development/tools/misc/chrpath/default.nix
+++ b/pkgs/development/tools/misc/chrpath/default.nix
@@ -1,6 +1,6 @@
 { stdenv, fetchurl }:
 
-stdenv.mkDerivation rec {
+stdenv.mkDerivation {
   name = "chrpath-0.16";
 
   src = fetchurl {
diff --git a/pkgs/development/tools/misc/circleci-cli/default.nix b/pkgs/development/tools/misc/circleci-cli/default.nix
index daf39318432..e1b89d07cdf 100644
--- a/pkgs/development/tools/misc/circleci-cli/default.nix
+++ b/pkgs/development/tools/misc/circleci-cli/default.nix
@@ -5,7 +5,7 @@ let
   pname = "circleci-cli";
   version = "0.1.2569";
 in
-buildGoPackage rec {
+buildGoPackage {
   name = "${pname}-${version}";
   inherit version;
 
diff --git a/pkgs/development/tools/misc/cquery/default.nix b/pkgs/development/tools/misc/cquery/default.nix
index 02d480cf2cd..c43509a4f43 100644
--- a/pkgs/development/tools/misc/cquery/default.nix
+++ b/pkgs/development/tools/misc/cquery/default.nix
@@ -14,7 +14,7 @@ let
   stdenv = llvmPackages.stdenv;
 
 in
-stdenv.mkDerivation rec {
+stdenv.mkDerivation {
   pname = "cquery";
   version = "2018-10-14";
 
diff --git a/pkgs/development/tools/misc/dbench/default.nix b/pkgs/development/tools/misc/dbench/default.nix
index a1c9e85a83a..5bccea9ced8 100644
--- a/pkgs/development/tools/misc/dbench/default.nix
+++ b/pkgs/development/tools/misc/dbench/default.nix
@@ -1,6 +1,6 @@
 { stdenv, fetchgit, autoconf, popt, zlib }:
 
-stdenv.mkDerivation rec {
+stdenv.mkDerivation {
   name = "dbench-2013-01-01";
 
   src = fetchgit {
diff --git a/pkgs/development/tools/misc/gnum4/default.nix b/pkgs/development/tools/misc/gnum4/default.nix
index afe9b59e012..ab2ab0de9cf 100644
--- a/pkgs/development/tools/misc/gnum4/default.nix
+++ b/pkgs/development/tools/misc/gnum4/default.nix
@@ -1,6 +1,6 @@
 { stdenv, fetchurl }:
 
-stdenv.mkDerivation rec {
+stdenv.mkDerivation {
   name = "gnum4-1.4.18";
 
   src = fetchurl {
diff --git a/pkgs/development/tools/misc/ltrace/default.nix b/pkgs/development/tools/misc/ltrace/default.nix
index 77d4c5771f9..b8fa02306c4 100644
--- a/pkgs/development/tools/misc/ltrace/default.nix
+++ b/pkgs/development/tools/misc/ltrace/default.nix
@@ -1,6 +1,6 @@
 { stdenv, fetchurl, elfutils, libunwind }:
 
-stdenv.mkDerivation rec {
+stdenv.mkDerivation {
   name = "ltrace-0.7.3";
 
   src = fetchurl {
diff --git a/pkgs/development/tools/misc/macdylibbundler/default.nix b/pkgs/development/tools/misc/macdylibbundler/default.nix
index ce62634e7d7..518d128890a 100644
--- a/pkgs/development/tools/misc/macdylibbundler/default.nix
+++ b/pkgs/development/tools/misc/macdylibbundler/default.nix
@@ -1,6 +1,6 @@
 { stdenv, fetchFromGitHub }:
 
-stdenv.mkDerivation rec {
+stdenv.mkDerivation {
   pname = "macdylibbundler";
   version = "20180825";
 
diff --git a/pkgs/development/tools/misc/ninka/default.nix b/pkgs/development/tools/misc/ninka/default.nix
index af3b45a8e62..8af12170798 100644
--- a/pkgs/development/tools/misc/ninka/default.nix
+++ b/pkgs/development/tools/misc/ninka/default.nix
@@ -2,7 +2,7 @@
 
 assert stdenv ? glibc;
 
-perlPackages.buildPerlPackage rec {
+perlPackages.buildPerlPackage {
   pname = "ninka";
   version = "2.0-pre";
 
diff --git a/pkgs/development/tools/misc/prelink/default.nix b/pkgs/development/tools/misc/prelink/default.nix
index c0e7a3653a8..7bfff632826 100644
--- a/pkgs/development/tools/misc/prelink/default.nix
+++ b/pkgs/development/tools/misc/prelink/default.nix
@@ -3,7 +3,7 @@
 let
   version = "20130503";
 in
-stdenv.mkDerivation rec {
+stdenv.mkDerivation {
   pname = "prelink";
   inherit version;
 
diff --git a/pkgs/development/tools/misc/sysbench/default.nix b/pkgs/development/tools/misc/sysbench/default.nix
index 7b6048eb475..e2d507ab801 100644
--- a/pkgs/development/tools/misc/sysbench/default.nix
+++ b/pkgs/development/tools/misc/sysbench/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, autoreconfHook, pkgconfig, vim, mysql
 , libaio }:
 
-stdenv.mkDerivation rec {
+stdenv.mkDerivation {
   name = "sysbench-1.0.17";
 
   nativeBuildInputs = [ autoreconfHook pkgconfig ];
diff --git a/pkgs/development/tools/misc/tet/default.nix b/pkgs/development/tools/misc/tet/default.nix
index 29d809b5f05..fb38d096ab4 100644
--- a/pkgs/development/tools/misc/tet/default.nix
+++ b/pkgs/development/tools/misc/tet/default.nix
@@ -1,6 +1,6 @@
 { fetchurl, stdenv }:
 
-stdenv.mkDerivation (rec {
+stdenv.mkDerivation ({
   version = "3.8";
   pname = "tet";
 
diff --git a/pkgs/development/tools/misc/texinfo/common.nix b/pkgs/development/tools/misc/texinfo/common.nix
index 613fd2673d5..7741f2d4ffb 100644
--- a/pkgs/development/tools/misc/texinfo/common.nix
+++ b/pkgs/development/tools/misc/texinfo/common.nix
@@ -8,7 +8,7 @@
 
 with stdenv.lib;
 
-stdenv.mkDerivation rec {
+stdenv.mkDerivation {
   name = "texinfo-${optionalString interactive "interactive-"}${version}";
   inherit version;
 
diff --git a/pkgs/development/tools/misc/universal-ctags/default.nix b/pkgs/development/tools/misc/universal-ctags/default.nix
index 68409a59f37..bad3ecd9241 100644
--- a/pkgs/development/tools/misc/universal-ctags/default.nix
+++ b/pkgs/development/tools/misc/universal-ctags/default.nix
@@ -1,6 +1,6 @@
 { stdenv, fetchFromGitHub, autoreconfHook, pkgconfig, perl, pythonPackages, libiconv }:
 
-stdenv.mkDerivation rec {
+stdenv.mkDerivation {
   pname = "universal-ctags";
   version = "unstable-2019-07-30";
 
diff --git a/pkgs/development/tools/misc/watson-ruby/default.nix b/pkgs/development/tools/misc/watson-ruby/default.nix
index e2ea96cd590..e1726efc40c 100644
--- a/pkgs/development/tools/misc/watson-ruby/default.nix
+++ b/pkgs/development/tools/misc/watson-ruby/default.nix
@@ -5,7 +5,7 @@ stdenv.mkDerivation rec {
   pname = "watson-ruby";
   version = (import ./gemset.nix).watson-ruby.version;
 
-  env = bundlerEnv rec {
+  env = bundlerEnv {
     name = "watson-ruby-gems-${version}";
     inherit ruby;
     # expects Gemfile, Gemfile.lock and gemset.nix in the same directory
diff --git a/pkgs/development/tools/misc/xc3sprog/default.nix b/pkgs/development/tools/misc/xc3sprog/default.nix
index 6edf6551b06..caecad4b678 100644
--- a/pkgs/development/tools/misc/xc3sprog/default.nix
+++ b/pkgs/development/tools/misc/xc3sprog/default.nix
@@ -7,7 +7,7 @@ stdenv.mkDerivation rec {
   version = "787";
   pname = "xc3sprog";
 
-  src = fetchsvn rec {
+  src = fetchsvn {
     url = "https://svn.code.sf.net/p/xc3sprog/code/trunk";
     sha256 = "1rfhms3i7375kdlg0sdg5k52ix3xv5llj2dr30vamyg7pk74y8rx";
     rev = "${version}";
diff --git a/pkgs/development/tools/misc/xxdiff/tip.nix b/pkgs/development/tools/misc/xxdiff/tip.nix
index 1424b8fe197..04827fade70 100644
--- a/pkgs/development/tools/misc/xxdiff/tip.nix
+++ b/pkgs/development/tools/misc/xxdiff/tip.nix
@@ -1,6 +1,6 @@
 { stdenv, fetchFromBitbucket, qtbase, flex, bison, docutils }:
 
-stdenv.mkDerivation rec {
+stdenv.mkDerivation {
   name = "xxdiff-5.0b1";
 
   src = fetchFromBitbucket {
diff --git a/pkgs/development/tools/misc/ycmd/default.nix b/pkgs/development/tools/misc/ycmd/default.nix
index b409009b524..12f0b13a660 100644
--- a/pkgs/development/tools/misc/ycmd/default.nix
+++ b/pkgs/development/tools/misc/ycmd/default.nix
@@ -5,7 +5,7 @@
 , fixDarwinDylibNames, Cocoa ? null
 }:
 
-stdenv.mkDerivation rec {
+stdenv.mkDerivation {
   pname = "ycmd";
   version = "2018-09-20";
 
diff --git a/pkgs/development/tools/nailgun/default.nix b/pkgs/development/tools/nailgun/default.nix
index 689b7da8802..6e0014b3773 100644
--- a/pkgs/development/tools/nailgun/default.nix
+++ b/pkgs/development/tools/nailgun/default.nix
@@ -9,7 +9,7 @@ let
     sha256 = "1mk8pv0g2xg9m0gsb96plbh6mc24xrlyrmnqac5mlbl4637l4q95";
   };
 in
-stdenv.mkDerivation rec {
+stdenv.mkDerivation {
   pname = "nailgun";
   inherit version;
 
diff --git a/pkgs/development/tools/neoload/default.nix b/pkgs/development/tools/neoload/default.nix
index 06945f10eb2..b07ab21fdf1 100644
--- a/pkgs/development/tools/neoload/default.nix
+++ b/pkgs/development/tools/neoload/default.nix
@@ -30,7 +30,7 @@ let dotInstall4j = path: writeTextFile { name = "dot-install4j"; text = ''
       sys.symlinkDir=INSTALLDIR/bin
     ''; };
 
-in stdenv.mkDerivation rec {
+in stdenv.mkDerivation {
   name = "neoload-4.1.4";
 
   src = fetchurl (
diff --git a/pkgs/development/tools/nrpl/default.nix b/pkgs/development/tools/nrpl/default.nix
index 081e86c44dd..068028c7da9 100644
--- a/pkgs/development/tools/nrpl/default.nix
+++ b/pkgs/development/tools/nrpl/default.nix
@@ -1,6 +1,6 @@
 { stdenv, lib, fetchFromGitHub, fetchpatch, makeWrapper, nim, pcre, tinycc }:
 
-stdenv.mkDerivation rec {
+stdenv.mkDerivation {
   pname = "nrpl";
   version = "20150522";
 
diff --git a/pkgs/development/tools/ocaml/cppo/default.nix b/pkgs/development/tools/ocaml/cppo/default.nix
index 159260750a2..90d74414308 100644
--- a/pkgs/development/tools/ocaml/cppo/default.nix
+++ b/pkgs/development/tools/ocaml/cppo/default.nix
@@ -26,7 +26,7 @@ let param =
   }
 ; in
 
-stdenv.mkDerivation (rec {
+stdenv.mkDerivation ({
 
   name = "${pname}-${param.version}";
 
diff --git a/pkgs/development/tools/ocaml/js_of_ocaml/3.0.nix b/pkgs/development/tools/ocaml/js_of_ocaml/3.0.nix
index 90e88979de4..d1ff9eee817 100644
--- a/pkgs/development/tools/ocaml/js_of_ocaml/3.0.nix
+++ b/pkgs/development/tools/ocaml/js_of_ocaml/3.0.nix
@@ -2,7 +2,7 @@
 , ocaml-migrate-parsetree, ppx_tools_versioned, uchar
 }:
 
-stdenv.mkDerivation rec {
+stdenv.mkDerivation {
 	pname = "js_of_ocaml"; 
 
 	inherit (js_of_ocaml-compiler) version src installPhase meta;
diff --git a/pkgs/development/tools/ocaml/js_of_ocaml/lwt.nix b/pkgs/development/tools/ocaml/js_of_ocaml/lwt.nix
index 65afee16afb..5c8f4377e8d 100644
--- a/pkgs/development/tools/ocaml/js_of_ocaml/lwt.nix
+++ b/pkgs/development/tools/ocaml/js_of_ocaml/lwt.nix
@@ -3,7 +3,7 @@
 , js_of_ocaml, ocaml_lwt, lwt_log
 }:
 
-stdenv.mkDerivation rec {
+stdenv.mkDerivation {
 	pname = "js_of_ocaml-lwt"; 
 
 	inherit (js_of_ocaml-compiler) version src installPhase meta;
diff --git a/pkgs/development/tools/ocaml/js_of_ocaml/ocamlbuild.nix b/pkgs/development/tools/ocaml/js_of_ocaml/ocamlbuild.nix
index 4b2b14d317b..344352467e9 100644
--- a/pkgs/development/tools/ocaml/js_of_ocaml/ocamlbuild.nix
+++ b/pkgs/development/tools/ocaml/js_of_ocaml/ocamlbuild.nix
@@ -2,7 +2,7 @@
 , ocamlbuild
 }:
 
-stdenv.mkDerivation rec {
+stdenv.mkDerivation {
 	pname = "js_of_ocaml-ocamlbuild"; 
 
 	inherit (js_of_ocaml-compiler) version src installPhase meta;
diff --git a/pkgs/development/tools/ocaml/js_of_ocaml/ppx.nix b/pkgs/development/tools/ocaml/js_of_ocaml/ppx.nix
index 277973afba8..3adad22bd9c 100644
--- a/pkgs/development/tools/ocaml/js_of_ocaml/ppx.nix
+++ b/pkgs/development/tools/ocaml/js_of_ocaml/ppx.nix
@@ -3,7 +3,7 @@
 , js_of_ocaml
 }:
 
-stdenv.mkDerivation rec {
+stdenv.mkDerivation {
 	pname = "js_of_ocaml-ppx"; 
 
 	inherit (js_of_ocaml-compiler) version src installPhase meta;
diff --git a/pkgs/development/tools/ocaml/js_of_ocaml/ppx_deriving_json.nix b/pkgs/development/tools/ocaml/js_of_ocaml/ppx_deriving_json.nix
index 5b5f7d18f79..2ff9ddbcf9e 100644
--- a/pkgs/development/tools/ocaml/js_of_ocaml/ppx_deriving_json.nix
+++ b/pkgs/development/tools/ocaml/js_of_ocaml/ppx_deriving_json.nix
@@ -2,7 +2,7 @@
 , js_of_ocaml, ppx_deriving
 }:
 
-stdenv.mkDerivation rec {
+stdenv.mkDerivation {
 	pname = "js_of_ocaml-ppx_deriving_json";
 
 	inherit (js_of_ocaml-compiler) version src installPhase meta;
diff --git a/pkgs/development/tools/ocaml/js_of_ocaml/tyxml.nix b/pkgs/development/tools/ocaml/js_of_ocaml/tyxml.nix
index c24162cccf7..c39c985183a 100644
--- a/pkgs/development/tools/ocaml/js_of_ocaml/tyxml.nix
+++ b/pkgs/development/tools/ocaml/js_of_ocaml/tyxml.nix
@@ -3,7 +3,7 @@
 , js_of_ocaml, reactivedata, tyxml
 }:
 
-stdenv.mkDerivation rec {
+stdenv.mkDerivation {
 	pname = "js_of_ocaml-tyxml";
 
 	inherit (js_of_ocaml-compiler) version src installPhase meta;
diff --git a/pkgs/development/tools/ocaml/oasis/default.nix b/pkgs/development/tools/ocaml/oasis/default.nix
index 90b092f0e4b..04aeab5f431 100644
--- a/pkgs/development/tools/ocaml/oasis/default.nix
+++ b/pkgs/development/tools/ocaml/oasis/default.nix
@@ -1,6 +1,6 @@
 { stdenv, fetchurl, ocaml, findlib, ocamlbuild, ocamlmod, ocamlify }:
 
-stdenv.mkDerivation rec {
+stdenv.mkDerivation {
   version = "0.4.10";
   pname = "ocaml-oasis";
 
diff --git a/pkgs/development/tools/ocaml/ocamlmod/default.nix b/pkgs/development/tools/ocaml/ocamlmod/default.nix
index dbf33424439..91e2e67eaf1 100644
--- a/pkgs/development/tools/ocaml/ocamlmod/default.nix
+++ b/pkgs/development/tools/ocaml/ocamlmod/default.nix
@@ -1,6 +1,6 @@
 { stdenv, fetchurl, ocaml, findlib, ocamlbuild, ounit }:
 
-stdenv.mkDerivation rec {
+stdenv.mkDerivation {
   pname = "ocamlmod";
   version = "0.0.9";
 
diff --git a/pkgs/development/tools/ocaml/ocp-build/default.nix b/pkgs/development/tools/ocaml/ocp-build/default.nix
index 0ed7312660a..cf5372bdc20 100644
--- a/pkgs/development/tools/ocaml/ocp-build/default.nix
+++ b/pkgs/development/tools/ocaml/ocp-build/default.nix
@@ -2,7 +2,7 @@
 let
   version = "1.99.19-beta";
 in
-stdenv.mkDerivation rec {
+stdenv.mkDerivation {
 
   name = "ocaml${ocaml.version}-ocp-build-${version}";
 
diff --git a/pkgs/development/tools/ocaml/opam/1.2.2.nix b/pkgs/development/tools/ocaml/opam/1.2.2.nix
index 87490bcb617..53482598f13 100644
--- a/pkgs/development/tools/ocaml/opam/1.2.2.nix
+++ b/pkgs/development/tools/ocaml/opam/1.2.2.nix
@@ -43,7 +43,7 @@ let
       sha256 = "c590ce55ae69ec74f46215cf16a156a02b23c5f3ecb22f23a3ad9ba3d91ddb6e";
     };
   };
-in stdenv.mkDerivation rec {
+in stdenv.mkDerivation {
   pname = "opam";
   version = "1.2.2";
 
diff --git a/pkgs/development/tools/ocaml/opam/default.nix b/pkgs/development/tools/ocaml/opam/default.nix
index 763642e5da1..df4c0f2d12c 100644
--- a/pkgs/development/tools/ocaml/opam/default.nix
+++ b/pkgs/development/tools/ocaml/opam/default.nix
@@ -59,7 +59,7 @@ let
       sha256 = "0arv5zaikvcqbicdk47jpfgvjrqhqm71yq2zmj7pp6zf7bm0js6s";
     };
   };
-in stdenv.mkDerivation rec {
+in stdenv.mkDerivation {
   pname = "opam";
   version = "2.0.5";
 
diff --git a/pkgs/development/tools/ocaml/utop/default.nix b/pkgs/development/tools/ocaml/utop/default.nix
index b10b7bdae57..4a8a9da28a7 100644
--- a/pkgs/development/tools/ocaml/utop/default.nix
+++ b/pkgs/development/tools/ocaml/utop/default.nix
@@ -28,7 +28,7 @@ stdenv.mkDerivation rec {
 
      # derivation of just runtime deps so env vars created by
      # setup-hooks can be saved for use at runtime
-     runtime = stdenv.mkDerivation rec {
+     runtime = stdenv.mkDerivation {
        pname = "utop-runtime-env";
        inherit version;
 
diff --git a/pkgs/development/tools/ofono-phonesim/default.nix b/pkgs/development/tools/ofono-phonesim/default.nix
index 137f56bee59..cc33b675954 100644
--- a/pkgs/development/tools/ofono-phonesim/default.nix
+++ b/pkgs/development/tools/ofono-phonesim/default.nix
@@ -7,7 +7,7 @@
 , qtscript
 }:
 
-mkDerivation rec {
+mkDerivation {
   pname = "ofono-phonesim";
   version = "unstable-2014-04-22";
 
diff --git a/pkgs/development/tools/omniorb/default.nix b/pkgs/development/tools/omniorb/default.nix
index f2915333427..af295eb242f 100644
--- a/pkgs/development/tools/omniorb/default.nix
+++ b/pkgs/development/tools/omniorb/default.nix
@@ -5,7 +5,7 @@ stdenv.mkDerivation rec {
 
   version = "4.2.3";
 
-  src = fetchurl rec {
+  src = fetchurl {
     url = "mirror://sourceforge/project/omniorb/omniORB/omniORB-${version}/omniORB-${version}.tar.bz2";
     sha256 = "1jlb0wps6311dmhnphn64gv46z0bl8grch4fd9dcx5dlib02lh96";
   };
diff --git a/pkgs/development/tools/parsing/flex/2.5.35.nix b/pkgs/development/tools/parsing/flex/2.5.35.nix
index 7e09b0a8cd3..e555f1d5985 100644
--- a/pkgs/development/tools/parsing/flex/2.5.35.nix
+++ b/pkgs/development/tools/parsing/flex/2.5.35.nix
@@ -1,6 +1,6 @@
 { stdenv, fetchurl, autoreconfHook, flex, bison, texinfo, help2man, m4 }:
 
-stdenv.mkDerivation rec {
+stdenv.mkDerivation {
   name = "flex-2.5.35";
 
   src = fetchurl {
diff --git a/pkgs/development/tools/parsing/flex/2.6.1.nix b/pkgs/development/tools/parsing/flex/2.6.1.nix
index 3a46c6c8f01..fc2c7699583 100644
--- a/pkgs/development/tools/parsing/flex/2.6.1.nix
+++ b/pkgs/development/tools/parsing/flex/2.6.1.nix
@@ -1,6 +1,6 @@
 { stdenv, fetchurl, bison, m4 }:
 
-stdenv.mkDerivation rec {
+stdenv.mkDerivation {
   name = "flex-2.6.1";
 
   src = fetchurl {
diff --git a/pkgs/development/tools/parsing/hammer/default.nix b/pkgs/development/tools/parsing/hammer/default.nix
index d41c113821a..e10fe49b1e4 100644
--- a/pkgs/development/tools/parsing/hammer/default.nix
+++ b/pkgs/development/tools/parsing/hammer/default.nix
@@ -1,6 +1,6 @@
 { stdenv, fetchgit, glib, pkgconfig, python, scons }:
 
-stdenv.mkDerivation rec {
+stdenv.mkDerivation {
   pname = "hammer";
   version = "e7aa734";
 
diff --git a/pkgs/development/tools/parsing/lemon/default.nix b/pkgs/development/tools/parsing/lemon/default.nix
index aa7b63dafea..009ebe8e2ff 100644
--- a/pkgs/development/tools/parsing/lemon/default.nix
+++ b/pkgs/development/tools/parsing/lemon/default.nix
@@ -15,7 +15,7 @@ let
     };
   };
 
-in stdenv.mkDerivation rec {
+in stdenv.mkDerivation {
   pname = "lemon";
   version = "1.69";
 
diff --git a/pkgs/development/tools/protoc-gen-doc/default.nix b/pkgs/development/tools/protoc-gen-doc/default.nix
index 6d6a02ab49f..77c1df6f43e 100644
--- a/pkgs/development/tools/protoc-gen-doc/default.nix
+++ b/pkgs/development/tools/protoc-gen-doc/default.nix
@@ -1,6 +1,6 @@
 { buildGoModule, fetchFromGitHub, lib }:
 
-buildGoModule rec {
+buildGoModule {
   pname = "protoc-gen-doc-unstable";
   version = "2019-04-22";
 
diff --git a/pkgs/development/tools/pyre/default.nix b/pkgs/development/tools/pyre/default.nix
index b5dfe3c8bfd..060875924d8 100644
--- a/pkgs/development/tools/pyre/default.nix
+++ b/pkgs/development/tools/pyre/default.nix
@@ -91,7 +91,7 @@ typeshed = stdenv.mkDerivation {
   phases = [ "unpackPhase" "installPhase" ];
   installPhase = "cp -r $src $out";
 };
-in python3.pkgs.buildPythonApplication rec {
+in python3.pkgs.buildPythonApplication {
   pname = "pyre-check";
   version = pyre-version;
   src = pyre-src;
diff --git a/pkgs/development/tools/qtcreator/default.nix b/pkgs/development/tools/qtcreator/default.nix
index 1b3bc7a2162..c8f7ccb18d5 100644
--- a/pkgs/development/tools/qtcreator/default.nix
+++ b/pkgs/development/tools/qtcreator/default.nix
@@ -11,7 +11,7 @@ let
 
   # Fetch clang from qt vendor, this contains submodules like this:
   # clang<-clang-tools-extra<-clazy.
-  clang_qt_vendor = llvmPackages_8.clang-unwrapped.overrideAttrs (oldAttrs: rec {
+  clang_qt_vendor = llvmPackages_8.clang-unwrapped.overrideAttrs (oldAttrs: {
     src = fetchgit {
       url = "https://code.qt.io/clang/clang.git";
       rev = "c12b012bb7465299490cf93c2ae90499a5c417d5";
diff --git a/pkgs/development/tools/quicktemplate/default.nix b/pkgs/development/tools/quicktemplate/default.nix
index 6af444c7ce0..d9433f535da 100644
--- a/pkgs/development/tools/quicktemplate/default.nix
+++ b/pkgs/development/tools/quicktemplate/default.nix
@@ -1,6 +1,6 @@
 { stdenv, buildGoPackage, fetchFromGitHub }:
 
-buildGoPackage rec {
+buildGoPackage {
   pname = "quicktemplate";
   version = "unstable-2019-07-08";
   goPackagePath = "github.com/valyala/quicktemplate";
diff --git a/pkgs/development/tools/rdocker/default.nix b/pkgs/development/tools/rdocker/default.nix
index a2ab9a47a79..d92003a575e 100644
--- a/pkgs/development/tools/rdocker/default.nix
+++ b/pkgs/development/tools/rdocker/default.nix
@@ -1,6 +1,6 @@
 { stdenv, fetchFromGitHub, makeWrapper, openssh }:
 
-stdenv.mkDerivation rec {
+stdenv.mkDerivation {
   pname = "rdocker";
   version = "unstable-2018-07-17";
 
diff --git a/pkgs/development/tools/ronn/default.nix b/pkgs/development/tools/ronn/default.nix
index 51801864796..e4762796c18 100644
--- a/pkgs/development/tools/ronn/default.nix
+++ b/pkgs/development/tools/ronn/default.nix
@@ -4,7 +4,7 @@ stdenv.mkDerivation rec {
   pname = "ronn";
   version = env.gems.ronn.version;
 
-  env = bundlerEnv rec {
+  env = bundlerEnv {
     name = "ronn-gems";
     gemdir = ./.;
   };
diff --git a/pkgs/development/tools/rubocop/default.nix b/pkgs/development/tools/rubocop/default.nix
index 5d965fc87a7..9a6393977d7 100644
--- a/pkgs/development/tools/rubocop/default.nix
+++ b/pkgs/development/tools/rubocop/default.nix
@@ -1,6 +1,6 @@
 { lib, bundlerEnv, ruby, bundlerUpdateScript }:
 
-bundlerEnv rec {
+bundlerEnv {
   pname = "rubocop";
 
   inherit ruby;
diff --git a/pkgs/development/tools/scalafix/default.nix b/pkgs/development/tools/scalafix/default.nix
index bd8a013fe2d..ab70552c2e8 100644
--- a/pkgs/development/tools/scalafix/default.nix
+++ b/pkgs/development/tools/scalafix/default.nix
@@ -16,7 +16,7 @@ let
     outputHash     = "19j260prx7k010nxyvc1m9jj1ncxr73m2cym7if39360v5dc05c0";
   };
 in
-stdenv.mkDerivation rec {
+stdenv.mkDerivation {
   name = "${baseName}-${version}";
 
   buildInputs = [ jdk makeWrapper deps ];
diff --git a/pkgs/development/tools/scalafmt/default.nix b/pkgs/development/tools/scalafmt/default.nix
index 79afb54bfb7..1f789a6ade5 100644
--- a/pkgs/development/tools/scalafmt/default.nix
+++ b/pkgs/development/tools/scalafmt/default.nix
@@ -16,7 +16,7 @@ let
     outputHash     = "1k5qn0w6hqql8yqhlma67ilp8hf0xwxwkzvwg8bkky1jvsapjsl5";
   };
 in
-stdenv.mkDerivation rec {
+stdenv.mkDerivation {
   name = "${baseName}-${version}";
 
   nativeBuildInputs = [ makeWrapper ];
diff --git a/pkgs/development/tools/scry/default.nix b/pkgs/development/tools/scry/default.nix
index 05f7805a55a..9a87f5f9369 100644
--- a/pkgs/development/tools/scry/default.nix
+++ b/pkgs/development/tools/scry/default.nix
@@ -1,6 +1,6 @@
 { stdenv, lib, fetchFromGitHub, crystal, shards, llvm, which }:
 
-stdenv.mkDerivation rec {
+stdenv.mkDerivation {
   pname = "scry";
   version = "0.8.0";
 
diff --git a/pkgs/development/tools/selenium/selendroid/default.nix b/pkgs/development/tools/selenium/selendroid/default.nix
index 82b6d7e1161..27e87d212e6 100644
--- a/pkgs/development/tools/selenium/selendroid/default.nix
+++ b/pkgs/development/tools/selenium/selendroid/default.nix
@@ -16,7 +16,7 @@ let
       };
     };
 in
-stdenv.mkDerivation rec {
+stdenv.mkDerivation {
 
   inherit name;
   inherit version;
diff --git a/pkgs/development/tools/skopeo/default.nix b/pkgs/development/tools/skopeo/default.nix
index 786cac68425..e7b21c40f17 100644
--- a/pkgs/development/tools/skopeo/default.nix
+++ b/pkgs/development/tools/skopeo/default.nix
@@ -19,7 +19,7 @@ let
   goPackagePath = "github.com/containers/skopeo";
 
 in
-buildGoPackage rec {
+buildGoPackage {
   pname = "skopeo";
   inherit version;
   inherit src goPackagePath;
diff --git a/pkgs/development/tools/statik/default.nix b/pkgs/development/tools/statik/default.nix
index d24c3e88b8c..e26431b2687 100644
--- a/pkgs/development/tools/statik/default.nix
+++ b/pkgs/development/tools/statik/default.nix
@@ -1,6 +1,6 @@
 { stdenv, buildGoPackage, fetchFromGitHub }:
 
-buildGoPackage rec {
+buildGoPackage {
   pname = "statik";
   version = "unstable-2019-07-31";
   goPackagePath = "github.com/rakyll/statik";
diff --git a/pkgs/development/tools/tora/default.nix b/pkgs/development/tools/tora/default.nix
index 3a7221e99eb..74f1f22426f 100644
--- a/pkgs/development/tools/tora/default.nix
+++ b/pkgs/development/tools/tora/default.nix
@@ -2,7 +2,7 @@
 , boost, doxygen, openssl, mysql, postgresql, graphviz, loki
 , qscintilla, qtbase, qttools }:
 
-mkDerivation rec {
+mkDerivation {
   pname = "tora";
   version = "3.2.176";
 
diff --git a/pkgs/development/tools/unity3d/default.nix b/pkgs/development/tools/unity3d/default.nix
index 0ca7e37ef70..895cedd7010 100644
--- a/pkgs/development/tools/unity3d/default.nix
+++ b/pkgs/development/tools/unity3d/default.nix
@@ -22,7 +22,7 @@ let
   ver = "2018.3.0";
   build = "f2";
 
-in stdenv.mkDerivation rec {
+in stdenv.mkDerivation {
   pname = "unity-editor";
   version = "${ver}x${build}";
 
diff --git a/pkgs/development/tools/vgo2nix/default.nix b/pkgs/development/tools/vgo2nix/default.nix
index e8173a6b5b0..df0c360f75c 100644
--- a/pkgs/development/tools/vgo2nix/default.nix
+++ b/pkgs/development/tools/vgo2nix/default.nix
@@ -7,7 +7,7 @@
 , fetchFromGitHub
 }:
 
-buildGoPackage rec {
+buildGoPackage {
   pname = "vgo2nix";
   version = "unstable-2019-02-06";
   goPackagePath = "github.com/adisbladis/vgo2nix";
diff --git a/pkgs/development/tools/vogl/default.nix b/pkgs/development/tools/vogl/default.nix
index b0768ca4b7e..e6dccbd332e 100644
--- a/pkgs/development/tools/vogl/default.nix
+++ b/pkgs/development/tools/vogl/default.nix
@@ -7,7 +7,7 @@
 , fetchpatch
 }:
 
-mkDerivation rec {
+mkDerivation {
   pname = "vogl";
   version = "2016-05-13";
 
diff --git a/pkgs/development/tools/xcbuild/default.nix b/pkgs/development/tools/xcbuild/default.nix
index 0874c9e5515..8090aca5ff3 100644
--- a/pkgs/development/tools/xcbuild/default.nix
+++ b/pkgs/development/tools/xcbuild/default.nix
@@ -15,7 +15,7 @@ let
     rev    = "c894b9e59f02203dbe4e2be657572cf88c4230c3";
     sha256 = "0wasql7ph5g473zxhc2z47z3pjp42q0dsn4gpijwzbxawid71b4w";
   };
-in stdenv.mkDerivation rec {
+in stdenv.mkDerivation {
   pname = "xcbuild";
 
   # Once a version is released that includes
diff --git a/pkgs/development/tools/yaml2json/default.nix b/pkgs/development/tools/yaml2json/default.nix
index ece440c692f..f31a119bb65 100644
--- a/pkgs/development/tools/yaml2json/default.nix
+++ b/pkgs/development/tools/yaml2json/default.nix
@@ -1,7 +1,7 @@
 { stdenv, buildGoPackage, fetchFromGitHub }:
 
 
-buildGoPackage rec {
+buildGoPackage {
   pname = "yaml2json";
   version = "unstable-2017-05-03";
   goPackagePath = "github.com/bronze1man/yaml2json";
diff --git a/pkgs/development/tools/yarn2nix-moretea/yarn2nix/default.nix b/pkgs/development/tools/yarn2nix-moretea/yarn2nix/default.nix
index 82e4402361d..f5989390c4b 100644
--- a/pkgs/development/tools/yarn2nix-moretea/yarn2nix/default.nix
+++ b/pkgs/development/tools/yarn2nix-moretea/yarn2nix/default.nix
@@ -406,7 +406,7 @@ in rec {
     '';
   };
 
-  fixup_yarn_lock = stdenv.mkDerivation rec {
+  fixup_yarn_lock = stdenv.mkDerivation {
     name = "fixup_yarn_lock";
 
     buildInputs = [ nodejs ];