diff --git a/pkgs/os-specific/darwin/cf-private/setup-hook.sh b/pkgs/os-specific/darwin/cf-private/setup-hook.sh
index 7594c07977b..ae9ed5d1584 100644
--- a/pkgs/os-specific/darwin/cf-private/setup-hook.sh
+++ b/pkgs/os-specific/darwin/cf-private/setup-hook.sh
@@ -1,5 +1,5 @@
 prependSearchPath() {
-  NIX_CFLAGS_COMPILE="-F@out@/Library/Frameworks ${NIX_CFLAGS_COMPILE/"-F@out@/Library/Frameworks"/}"
+  NIX_CFLAGS_COMPILE="-F@out@/Library/Frameworks ${NIX_CFLAGS_COMPILE}"
 }
 
 linkWithRealCF() {