diff --git a/lib/mkFlake/evalArgs.nix b/lib/mkFlake/evalArgs.nix
index 5e9bb403..8e4f14dc 100644
--- a/lib/mkFlake/evalArgs.nix
+++ b/lib/mkFlake/evalArgs.nix
@@ -66,7 +66,7 @@ let
           type = path;
           default = "${self}/profiles";
           defaultText = "\${self}/profiles";
-          apply = x: os.mkProfileAttrs (x);
+          apply = x: os.mkProfileAttrs (toString x);
           description = "path to profiles folder that can be collected into suites";
         };
         userProfiles = mkOption {