diff --git a/pkgs/development/compilers/ghc/common-hadrian.nix b/pkgs/development/compilers/ghc/common-hadrian.nix
index e32880fb02b7c..5cfdf674d20b3 100644
--- a/pkgs/development/compilers/ghc/common-hadrian.nix
+++ b/pkgs/development/compilers/ghc/common-hadrian.nix
@@ -753,10 +753,10 @@ stdenv.mkDerivation (
       runHook preBuild
 
       # hadrianFlagsArray is created in preConfigure
-      echo "hadrianFlags: $hadrianFlags ''${hadrianFlagsArray[@]}"
+      echo "hadrianFlags: ''${hadrianFlags[@]} ''${hadrianFlagsArray[@]}"
 
       # We need to go via the bindist for installing
-      hadrian $hadrianFlags "''${hadrianFlagsArray[@]}" binary-dist-dir
+      hadrian ''${hadrianFlags[@]} "''${hadrianFlagsArray[@]}" binary-dist-dir
 
       runHook postBuild
     '';
@@ -796,7 +796,7 @@ stdenv.mkDerivation (
       export OtoolCmd=$OTOOL
     ''
     + ''
-      $configureScript $configureFlags "''${configureFlagsArray[@]}"
+      $configureScript ''${configureFlags[@]} "''${configureFlagsArray[@]}"
     '';
 
     postInstall = ''