diff --git a/lib/mkFlake/evalArgs.nix b/lib/mkFlake/evalArgs.nix
index 8e4f14dc..658ac6d4 100644
--- a/lib/mkFlake/evalArgs.nix
+++ b/lib/mkFlake/evalArgs.nix
@@ -108,7 +108,7 @@ let
           let
             defaults = {
               modules = []; overlays = []; specialArgs = {};
-              userModules = []; userSpecialArgs = [];
+              userModules = []; userSpecialArgs = {};
             };
           in
           mkOption {