diff --git a/pkgs/development/libraries/gnu-config/default.nix b/pkgs/development/libraries/gnu-config/default.nix
index ca197ad8cf1f..a3a0c770245e 100644
--- a/pkgs/development/libraries/gnu-config/default.nix
+++ b/pkgs/development/libraries/gnu-config/default.nix
@@ -24,11 +24,8 @@ in stdenv.mkDerivation {
   version = "2023-01-21";
 
   buildCommand = ''
-    mkdir -p $out
-    cp ${configGuess} $out/config.guess
-    cp ${configSub} $out/config.sub
-
-    chmod +x $out/config.*
+    install -Dm755 ${configGuess} $out/config.guess
+    install -Dm755 ${configSub} $out/config.sub
   '';
 
   meta = with lib; {