diff --git a/flake.nix b/flake.nix
index 7994e90..478e370 100644
--- a/flake.nix
+++ b/flake.nix
@@ -92,9 +92,9 @@ Some utility commands:
             '';
           };
           guildData = lib.mkOption {
-            type = lib.types.str;
+            type = lib.types.package;
             description = lib.mdDoc ''
-              Path to guild data JSON file
+              Guild data JSON file
             '';
           };
         };