diff --git a/src/backend/distributed/metadata/node_metadata.c b/src/backend/distributed/metadata/node_metadata.c
index e87848ed8..ec0f8e2c2 100644
--- a/src/backend/distributed/metadata/node_metadata.c
+++ b/src/backend/distributed/metadata/node_metadata.c
@@ -708,6 +708,7 @@ master_update_node(PG_FUNCTION_ARGS)
 
 	UpdateNodeLocation(nodeId, newNodeNameString, newNodePort);
 
+	/* we should be able to find the new node from the metadata */
 	workerNode = FindWorkerNode(newNodeNameString, newNodePort);
 	Assert(workerNode->nodeId == nodeId);