diff --git a/krebs/5pkgs/logf/default.nix b/krebs/5pkgs/logf/default.nix
index 54b8a1877..d73a1817a 100644
--- a/krebs/5pkgs/logf/default.nix
+++ b/krebs/5pkgs/logf/default.nix
@@ -14,6 +14,7 @@ let
     "5" = 255; # notice
     "6" = 250; # info
     "7" = 139; # debug
+    "-" = 005; # undefined priority
   };
 in