diff --git a/source/dnode/vnode/src/tsdb/tsdbRead2.c b/source/dnode/vnode/src/tsdb/tsdbRead2.c
index 52ee6d0b14..4cca39f220 100644
--- a/source/dnode/vnode/src/tsdb/tsdbRead2.c
+++ b/source/dnode/vnode/src/tsdb/tsdbRead2.c
@@ -4720,14 +4720,13 @@ static int32_t getBucketIndex(int32_t startRow, int32_t bucketRange, int32_t num
 }
 
 int32_t tsdbGetFileBlocksDistInfo2(STsdbReader* pReader, STableBlockDistInfo* pTableBlockInfo) {
-  int32_t code = TSDB_CODE_SUCCESS;
+  int32_t       code = TSDB_CODE_SUCCESS;
+  const int32_t numOfBuckets = 20.0;
+
   pTableBlockInfo->totalSize = 0;
   pTableBlockInfo->totalRows = 0;
   pTableBlockInfo->numOfVgroups = 1;
 
-  const int32_t numOfBuckets = 20.0;
-  const int32_t defaultRows = 4096;
-
   // find the start data block in file
   tsdbAcquireReader(pReader);
   if (pReader->flag == READER_STATUS_SUSPEND) {