diff --git a/source/util/src/thashutil.c b/source/util/src/thashutil.c
index 97e29712e0..21b9359076 100644
--- a/source/util/src/thashutil.c
+++ b/source/util/src/thashutil.c
@@ -199,7 +199,7 @@ _hash_fn_t taosGetDefaultHashFunction(int32_t type) {
       break;
     case TSDB_DATA_TYPE_BINARY:
     case TSDB_DATA_TYPE_NCHAR:
-      fn = xxHash;
+      fn = MurmurHash3_32;
       break;
     case TSDB_DATA_TYPE_UINT:
     case TSDB_DATA_TYPE_INT: