diff --git a/src/interface_slurmdbd.py b/src/interface_slurmdbd.py
index 3e06947..4fe40b7 100644
--- a/src/interface_slurmdbd.py
+++ b/src/interface_slurmdbd.py
@@ -84,7 +84,6 @@ def _on_relation_created(self, event: RelationCreatedEvent) -> None:
                 {
                     "munge_key": self._charm.get_munge_key(),
                     "jwt_rsa": self._charm.get_jwt_rsa(),
-                    "cluster_name": self._charm.cluster_name,
                 }
             )
         except json.JSONDecodeError as e: