diff --git a/pkgs/os-specific/darwin/swift-corelibs/corefoundation.nix b/pkgs/os-specific/darwin/swift-corelibs/corefoundation.nix
index 5bd3e201056a..d77976773c66 100644
--- a/pkgs/os-specific/darwin/swift-corelibs/corefoundation.nix
+++ b/pkgs/os-specific/darwin/swift-corelibs/corefoundation.nix
@@ -84,7 +84,8 @@ stdenv.mkDerivation {
   postInstall = ''
     install_name_tool -id '@rpath/CoreFoundation.framework/Versions/A/CoreFoundation' \
       "$out/Library/Frameworks/CoreFoundation.framework/Versions/A/CoreFoundation"
-  '';
 
-    darwinEnvHook = makeSetupHook { name = "darwin-env-hook"; } ./pure-corefoundation-hook.sh;
+    mkdir -p "$out/nix-support"
+    substituteAll ${./pure-corefoundation-hook.sh} "$out/nix-support/setup-hook"
+  '';
 }