diff --git a/src/charm.py b/src/charm.py
index cce1d6ce..9b09a501 100755
--- a/src/charm.py
+++ b/src/charm.py
@@ -396,7 +396,7 @@ def _create_layer_config(self) -> ops.pebble.LayerDict:
                 "discourse-alive": {
                     "override": "replace",
                     "level": "alive",
-                    "tcp": {"port": SERVICE_PORT, "host": "localhost"}
+                    "tcp": {"port": SERVICE_PORT, "host": "localhost"},
                 },
                 "discourse-setup-completed": {
                     "override": "replace",