diff --git a/pkgs/development/compilers/gcc/6/default.nix b/pkgs/development/compilers/gcc/6/default.nix
index 151dc96b242..d9f4d35f4f8 100644
--- a/pkgs/development/compilers/gcc/6/default.nix
+++ b/pkgs/development/compilers/gcc/6/default.nix
@@ -391,6 +391,7 @@ stdenv.mkDerivation ({
       in "--with-native-system-header-dir=${incDir}"
     ) ++
 
+    optional (targetPlatform == hostPlatform) (mkPlatformFlags stdenv.platform) ++
     optional (targetPlatform != hostPlatform) crossConfigureFlags ++
     optional (!bootstrap) "--disable-bootstrap" ++