diff --git a/pkgs/development/interpreters/cython/default.nix b/pkgs/development/interpreters/cython/default.nix
index 42dafcb7f2e7..34bd63c29abf 100644
--- a/pkgs/development/interpreters/cython/default.nix
+++ b/pkgs/development/interpreters/cython/default.nix
@@ -16,5 +16,6 @@ stdenv.mkDerivation {
 
   meta = {
     description = "An interpreter to help writing C extensions for Python";
+    platforms = stdenv.lib.platforms.all;
   };
 }