diff --git a/discovery/sync_manager.go b/discovery/sync_manager.go
index 39098f70e..d3a017256 100644
--- a/discovery/sync_manager.go
+++ b/discovery/sync_manager.go
@@ -561,7 +561,7 @@ func (m *SyncManager) removeGossipSyncer(peer route.Vertex) {
 		return
 	}
 
-	log.Debugf("Replaced active GossipSyncer(%x) with GossipSyncer(%x)",
+	log.Debugf("Replaced active GossipSyncer(%v) with GossipSyncer(%x)",
 		peer, newActiveSyncer.cfg.peerPub)
 }