9 files changed, 9 insertions, 9 deletions
diff --git a/pkgs/tools/system/augeas/default.nix b/pkgs/tools/system/augeas/default.nix
index 263690728d2..7f35551f2ee 100644
--- a/pkgs/tools/system/augeas/default.nix
+++ b/pkgs/tools/system/augeas/default.nix
@@ -16,6 +16,6 @@ stdenv.mkDerivation rec {
     license = licenses.lgpl2;
     homepage = http://augeas.net/;
     maintainers = with maintainers; [offline];
-    platforms = with platforms; unix;
+    platforms = platforms.unix;
   };
 }
diff --git a/pkgs/tools/system/dd_rescue/default.nix b/pkgs/tools/system/dd_rescue/default.nix
index d90b5d1d2f0..a6bbb48ecb2 100644
--- a/pkgs/tools/system/dd_rescue/default.nix
+++ b/pkgs/tools/system/dd_rescue/default.nix
@@ -33,7 +33,7 @@ stdenv.mkDerivation rec {
   meta = with stdenv.lib; {
     description = "A tool to copy data from a damaged block device";
     maintainers = with maintainers; [ raskin iElectric ];
-    platforms = with platforms; linux;
+    platforms = platforms.linux;
     downloadPage = "http://www.garloff.de/kurt/linux/ddrescue/";
     inherit version;
     updateWalker = true;
diff --git a/pkgs/tools/system/dog/default.nix b/pkgs/tools/system/dog/default.nix
index ce29fc63553..d05e2986204 100644
--- a/pkgs/tools/system/dog/default.nix
+++ b/pkgs/tools/system/dog/default.nix
@@ -20,6 +20,6 @@ stdenv.mkDerivation rec {
     description = "cat replacement";
     license = licenses.gpl2Plus;
     maintainers = with maintainers; [ qknight ];
-    platforms = with platforms; all;
+    platforms = platforms.all;
   };
 }
diff --git a/pkgs/tools/system/foremost/default.nix b/pkgs/tools/system/foremost/default.nix
index d560fdad51b..0e502edc289 100644
--- a/pkgs/tools/system/foremost/default.nix
+++ b/pkgs/tools/system/foremost/default.nix
@@ -23,7 +23,7 @@ stdenv.mkDerivation rec {
     '';
     homepage = http://foremost.sourceforge.net/;
     license = licenses.publicDomain;
-    platforms = with platforms; linux;
+    platforms = platforms.linux;
     maintainers = with maintainers; [ nckx ];
   };
 
diff --git a/pkgs/tools/system/ioping/default.nix b/pkgs/tools/system/ioping/default.nix
index 54721f7ce73..bd01dc8377b 100644
--- a/pkgs/tools/system/ioping/default.nix
+++ b/pkgs/tools/system/ioping/default.nix
@@ -13,7 +13,7 @@ stdenv.mkDerivation rec {
   meta = with stdenv.lib; {
     description = "Disk I/O latency measuring tool";
     maintainers = with maintainers; [ raskin ];
-    platforms = with platforms; unix;
+    platforms = platforms.unix;
     license = licenses.gpl3Plus;
     homepage = https://github.com/koct9i/ioping;
   };
diff --git a/pkgs/tools/system/iops/default.nix b/pkgs/tools/system/iops/default.nix
index 03c1c85ea84..24332516870 100644
--- a/pkgs/tools/system/iops/default.nix
+++ b/pkgs/tools/system/iops/default.nix
@@ -23,7 +23,7 @@ stdenv.mkDerivation rec {
     homepage = http://www.vanheusden.com/iops/;
     license = licenses.gpl2;
     maintainers = with maintainers; davidak;
-    platforms = with platforms; linux; # build problems on Darwin
+    platforms = platforms.linux; # build problems on Darwin
   };
 }
 
diff --git a/pkgs/tools/system/tm/default.nix b/pkgs/tools/system/tm/default.nix
index c443dc148f1..58036af1a94 100644
--- a/pkgs/tools/system/tm/default.nix
+++ b/pkgs/tools/system/tm/default.nix
@@ -22,7 +22,7 @@ stdenv.mkDerivation {
     description = "terminal mixer - multiplexer for the i/o of terminal applications";
     license = licenses.gpl2;
     maintainers = with maintainers; [ viric ];
-    platforms = with platforms; all;
+    platforms = platforms.all;
   };
 
 }
diff --git a/pkgs/tools/system/ts/default.nix b/pkgs/tools/system/ts/default.nix
index 3bf4cea09f5..ff2fdfefb05 100644
--- a/pkgs/tools/system/ts/default.nix
+++ b/pkgs/tools/system/ts/default.nix
@@ -25,6 +25,6 @@ stdenv.mkDerivation rec {
     description = "task spooler - batch queue";
     license = licenses.gpl2;
     maintainers = with maintainers; [ viric ];
-    platforms = with platforms; all;
+    platforms = platforms.all;
   };
 }
diff --git a/pkgs/tools/system/uptimed/default.nix b/pkgs/tools/system/uptimed/default.nix
index 386e80a1376..6e0c2da5c18 100644
--- a/pkgs/tools/system/uptimed/default.nix
+++ b/pkgs/tools/system/uptimed/default.nix
@@ -21,7 +21,7 @@ stdenv.mkDerivation {
     '';
     homepage = https://github.com/rpodgorny/uptimed/;
     license = licenses.gpl2;
-    platforms = with platforms; linux;
+    platforms = platforms.linux;
   };
 
   patches = [ ./no-var-spool-install.patch ];