diff --git a/flake.nix b/flake.nix
index b19e1de..ce8a99b 100644
--- a/flake.nix
+++ b/flake.nix
@@ -63,7 +63,7 @@
                 };
 
                 package = mkOption rec {
-                  type = types.derivation;
+                  type = types.package;
                   default = self.packages.${pkgs.system}.default;
                   example = default;
                   description = "The phoenix package containing the application";