diff --git a/pkgs/tools/games/opentracker/default.nix b/pkgs/tools/games/opentracker/default.nix
index e68f9a958b4c..6386d5daaf0e 100644
--- a/pkgs/tools/games/opentracker/default.nix
+++ b/pkgs/tools/games/opentracker/default.nix
@@ -60,5 +60,6 @@ buildDotnetModule rec {
     license = licenses.mit;
     maintainers = [ maintainers.ivar ];
     mainProgram = "OpenTracker";
+    platforms = platforms.linux;
   };
 }