1 files changed, 1 insertions, 1 deletions
diff --git a/synapse/federation/federation_client.py b/synapse/federation/federation_client.py
index fa225182be..c4c0bc7315 100644
--- a/synapse/federation/federation_client.py
+++ b/synapse/federation/federation_client.py
@@ -465,7 +465,7 @@ class FederationClient(FederationBase):
                     pdu_attempts[destination] = now
 
                     logger.info(
-                        "get_pdu(event_id=): Failed to get PDU from %s because %s",
+                        "get_pdu(event_id=%s): Failed to get PDU from %s because %s",
                         event_id,
                         destination,
                         e,