diff --git a/source/libs/index/src/index_fst.c b/source/libs/index/src/index_fst.c
index f9cb68baa9..1ee364d4ad 100644
--- a/source/libs/index/src/index_fst.c
+++ b/source/libs/index/src/index_fst.c
@@ -1026,10 +1026,10 @@ bool fstVerify(Fst *fst) {
   uint32_t checkSum = fst->meta->checkSum;
   FstSlice *data    = fst->data;          
   TSCKSUM initSum  = 0;  
-  if (taosCheckChecksumWhole(data->data, data->dLen)) {
+  if (!taosCheckChecksumWhole(data->data, data->dLen)) {
     return false;
   }
-  
+  return true;
 }