diff --git a/modules/homelab/services/arr/sonarr/default.nix b/modules/homelab/services/arr/sonarr/default.nix
index 51fe1c1..51a6ac2 100644
--- a/modules/homelab/services/arr/sonarr/default.nix
+++ b/modules/homelab/services/arr/sonarr/default.nix
@@ -28,7 +28,7 @@ in
     };
     ids = lib.mkOption {
       type = lib.types.int;
-      default = ${port};
+      default = port;
       description = "set uid and pid of ${service} user (matches port by default)";
     };
     backup = lib.mkOption {