diff --git a/pkgs/by-name/ju/junkie/package.nix b/pkgs/by-name/ju/junkie/package.nix
index 40a80f4dad30..cd4e0af4de58 100644
--- a/pkgs/by-name/ju/junkie/package.nix
+++ b/pkgs/by-name/ju/junkie/package.nix
@@ -31,7 +31,7 @@ stdenv.mkDerivation rec {
   ];
 
   # IP_DONTFRAG is defined on macOS from Big Sur
-  postPatch = lib.optionalString (lib.versionAtLeast stdenv.hostPlatform.darwinMinVersion "11") ''
+  postPatch = lib.optionalString stdenv.hostPlatform.isDarwin ''
     sed -i '10i#undef IP_DONTFRAG' include/junkie/proto/ip.h
   '';