diff --git a/nix/modules/customer-portal/flake-module.nix b/nix/modules/customer-portal/flake-module.nix
index 7fbea7e..1752844 100755
--- a/nix/modules/customer-portal/flake-module.nix
+++ b/nix/modules/customer-portal/flake-module.nix
@@ -88,8 +88,7 @@
               ExecStart = utils.escapeSystemdExecArgs [
                 (lib.getExe pkgs.bun)
                 "run"
-                (cfg.package)
-                "server/index.mjs"
+                "${cfg.package}/server/index.mjs"
                 "--config"
                 (format.generate "config.json" cfg.settings)
               ];