2 files changed, 4 insertions, 9 deletions
diff --git a/pkgs/development/tools/ocaml/obuild/default.nix b/pkgs/development/tools/ocaml/obuild/default.nix
index e31334000da..a380dbff81f 100644
--- a/pkgs/development/tools/ocaml/obuild/default.nix
+++ b/pkgs/development/tools/ocaml/obuild/default.nix
@@ -1,10 +1,8 @@
 { lib, stdenv, fetchzip, ocaml }:
 
-let version = "0.1.10"; in
-
-stdenv.mkDerivation {
+stdenv.mkDerivation rec {
   pname = "obuild";
-  inherit version;
+  version = "0.1.10";
 
   src = fetchzip {
     url = "https://github.com/ocaml-obuild/obuild/archive/obuild-v${version}.tar.gz";
diff --git a/pkgs/development/tools/ocaml/ocamlbuild/default.nix b/pkgs/development/tools/ocaml/ocamlbuild/default.nix
index c74794b35c9..926838ede54 100644
--- a/pkgs/development/tools/ocaml/ocamlbuild/default.nix
+++ b/pkgs/development/tools/ocaml/ocamlbuild/default.nix
@@ -1,10 +1,7 @@
 { lib, stdenv, fetchFromGitHub, ocaml, findlib }:
-let
-  version = "0.14.0";
-in
-stdenv.mkDerivation {
+stdenv.mkDerivation rec {
   name = "ocamlbuild-${version}";
-  inherit version;
+  version = "0.14.0";
 
   src = fetchFromGitHub {
     owner = "ocaml";