diff --git a/pkgs/applications/window-managers/clfswm/default.nix b/pkgs/applications/window-managers/clfswm/default.nix
index 3b07bc5a654d..5761d94526d1 100644
--- a/pkgs/applications/window-managers/clfswm/default.nix
+++ b/pkgs/applications/window-managers/clfswm/default.nix
@@ -46,5 +46,6 @@ stdenv.mkDerivation rec {
     license     = licenses.gpl3;
     maintainers = with maintainers; [ robgssp ];
     platforms   = platforms.linux;
+    broken      = true;
   };
 }