diff --git a/src/backend/catalog/index.c b/src/backend/catalog/index.c
index 5fae488c745ab13e5e9fee1b4297f0bec5708fe6..3fd0e6045778ce8a6c4edaab0c144db85481bb8b 100644
--- a/src/backend/catalog/index.c
+++ b/src/backend/catalog/index.c
@@ -1292,8 +1292,7 @@ index_drop(Oid indexId, bool concurrent)
 	bool		hasexprs;
 	LockRelId	heaprelid,
 				indexrelid;
-	LOCKTAG		heaplocktag,
-				indexlocktag;
+	LOCKTAG		heaplocktag;
 	VirtualTransactionId *old_lockholders;
 	Form_pg_index indexForm;
 
@@ -1366,7 +1365,6 @@ index_drop(Oid indexId, bool concurrent)
 		heap_close(userHeapRelation, NoLock);
 
 		indexrelid = userIndexRelation->rd_lockInfo.lockRelId;
-		SET_LOCKTAG_RELATION(indexlocktag, indexrelid.dbId, indexrelid.relId);
 		index_close(userIndexRelation, NoLock);
 
 		/*