diff --git a/pkgs/development/python-modules/pystray/default.nix b/pkgs/development/python-modules/pystray/default.nix
index cd9259e33c2..6b4bdb59f1e 100644
--- a/pkgs/development/python-modules/pystray/default.nix
+++ b/pkgs/development/python-modules/pystray/default.nix
@@ -26,6 +26,7 @@ buildPythonPackage rec {
     homepage = "https://github.com/moses-palmer/pystray";
     description = "This library allows you to create a system tray icon";
     license = licenses.lgpl3;
+    platforms = platforms.linux;
     maintainers = with maintainers; [ jojosch ];
   };
 }