diff --git a/source/util/src/thashutil.c b/source/util/src/thashutil.c
index 21b9359076078900196769046b54ff31fd88b0e4..f9c7eb1f5687440d5156d1999741ef777774aa67 100644
--- a/source/util/src/thashutil.c
+++ b/source/util/src/thashutil.c
@@ -50,11 +50,6 @@ uint32_t taosDJB2Hash(const char *key, uint32_t len) {
   return hash;
 }
 
-uint32_t xxHash(const char *key, uint32_t len) {
-  int32_t seed = 0xcc9e2d51;
-  return XXH32(key, len, seed);
-}
-
 uint32_t MurmurHash3_32(const char *key, uint32_t len) {
   const uint8_t *data = (const uint8_t *)key;
   const int32_t  nblocks = len >> 2u;