diff --git a/pkgs/applications/networking/instant-messengers/torchat/default.nix b/pkgs/applications/networking/instant-messengers/torchat/default.nix
index a63b20452761..440ab624a623 100644
--- a/pkgs/applications/networking/instant-messengers/torchat/default.nix
+++ b/pkgs/applications/networking/instant-messengers/torchat/default.nix
@@ -33,6 +33,6 @@ stdenv.mkDerivation rec {
     description = "instant messaging application on top of the Tor network and it's location hidden services";
     license = licenses.gpl3;
     maintainers = [ maintainers.phreedom ];
-    platforms = platforms.all;
+    platforms = platforms.unix;
   };
 }