diff --git a/pkgs/by-name/wh/where-is-my-sddm-theme/package.nix b/pkgs/by-name/wh/where-is-my-sddm-theme/package.nix
index 382f2bf25436..6026a107f70b 100644
--- a/pkgs/by-name/wh/where-is-my-sddm-theme/package.nix
+++ b/pkgs/by-name/wh/where-is-my-sddm-theme/package.nix
@@ -75,6 +75,7 @@ stdenvNoCC.mkDerivation rec {
     description = "The most minimalistic SDDM theme among all themes";
     homepage = "https://github.com/stepanzubkov/where-is-my-sddm-theme";
     license = licenses.mit;
+    platforms = platforms.linux;
     maintainers = with maintainers; [ name-snrl ];
   };
 }