diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index bb1472ec1710..8addd4aa3a2b 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -8760,7 +8760,7 @@ with pkgs;
 
   infisical = callPackage ../development/tools/infisical { };
 
-  inform6 = callPackage ../development/compilers/inform6 { };
+  inform6 = darwin.apple_sdk_11_0.callPackage ../development/compilers/inform6 { };
 
   inform7 = callPackage ../development/compilers/inform7 { };