diff --git a/pkgs/os-specific/darwin/apple-source-releases/libsbuf/package.nix b/pkgs/os-specific/darwin/apple-source-releases/libsbuf/package.nix
index 57467f657755..121ef395aac2 100644
--- a/pkgs/os-specific/darwin/apple-source-releases/libsbuf/package.nix
+++ b/pkgs/os-specific/darwin/apple-source-releases/libsbuf/package.nix
@@ -81,5 +81,6 @@ bootstrapStdenv.mkDerivation (finalAttrs: {
       lib.licenses.bsd2
       lib.licenses.bsd3
     ];
+    platforms = lib.platforms.darwin;
   };
 })