diff --git a/charms/designate-k8s/src/charm.py b/charms/designate-k8s/src/charm.py
index f6f3aa5e..708bc7a0 100755
--- a/charms/designate-k8s/src/charm.py
+++ b/charms/designate-k8s/src/charm.py
@@ -334,7 +334,7 @@ class DesignateOperatorCharm(sunbeam_charm.OSBaseOperatorAPICharm):
     def configure_unit(self, event: ops.EventBase) -> None:
         """Run configuration on this unit."""
         self.check_leader_ready()
-        self.check_relation_handlers_ready()
+        self.check_relation_handlers_ready(event)
         self.open_ports()
         self.init_container_services()
         self.check_pebble_handlers_ready()