diff --git a/include/util/thash.h b/include/util/thash.h
index 5dec175a38..c6275d276c 100644
--- a/include/util/thash.h
+++ b/include/util/thash.h
@@ -180,6 +180,13 @@ void taosHashCancelIterate(SHashObj *pHashObj, void *p);
  */
 void *taosHashGetKey(void *data, size_t *keyLen);
 
+/**
+ * Get the corresponding value length for a given data in hash table
+ * @param data
+ * @return
+ */
+int32_t taosHashGetValueSize(void *data);
+
 /**
  * return the payload data with the specified key(reference number added)
  *
@@ -215,13 +222,6 @@ void taosHashSetFreeFp(SHashObj *pHashObj, _hash_free_fn_t fp);
 
 int64_t taosHashGetCompTimes(SHashObj *pHashObj);
 
-/**
- * Get the corresponding value length for a given data in hash table
- * @param data
- * @return
- */
-int32_t taosHashGetValueSize(void *data);
-
 #ifdef __cplusplus
 }
 #endif