diff --git a/flake.nix b/flake.nix
index aa11cda..b143b51 100644
--- a/flake.nix
+++ b/flake.nix
@@ -14,7 +14,7 @@
           type = "app";
           program = "${drv}/${exePath}";
         };
-      mkPackage = pkgs: name: pkgs.callPackage ./packages/${name}.nix { };
+      mkPackage = pkgs: name: pkgs.callPackage ./packages/${name} { };
 
       defaultApp = builtins.head apps; # first app is default one
       packages = apps ++ nonApps;
diff --git a/packages/cook-docs.nix b/packages/cook-docs/default.nix
similarity index 100%
rename from packages/cook-docs.nix
rename to packages/cook-docs/default.nix
diff --git a/packages/cook-mode.nix b/packages/cook-mode/default.nix
similarity index 100%
rename from packages/cook-mode.nix
rename to packages/cook-mode/default.nix
diff --git a/packages/cookcli.nix b/packages/cookcli/default.nix
similarity index 100%
rename from packages/cookcli.nix
rename to packages/cookcli/default.nix