diff --git a/pkgs/development/python-modules/smbus-cffi/default.nix b/pkgs/development/python-modules/smbus-cffi/default.nix
index b762730914b5..6715cfd60d95 100644
--- a/pkgs/development/python-modules/smbus-cffi/default.nix
+++ b/pkgs/development/python-modules/smbus-cffi/default.nix
@@ -42,5 +42,6 @@ buildPythonPackage rec {
     homepage = "https://github.com/bivab/smbus-cffi";
     license = licenses.gpl2;
     maintainers = with maintainers; [ mic92 ];
+    platforms = platforms.linux;
   };
 }