diff --git a/source/libs/transport/src/transCli.c b/source/libs/transport/src/transCli.c
index 4fb00b1a6d5a2ee1d7709dbc9ec5b5c24994a416..eaef8184b09c45db2c20e5d52ac65846aecbeebf 100644
--- a/source/libs/transport/src/transCli.c
+++ b/source/libs/transport/src/transCli.c
@@ -820,7 +820,7 @@ void cliSend(SCliConn* pConn) {
     uv_timer_start((uv_timer_t*)pConn->timer, cliReadTimeoutCb, TRANS_READ_TIMEOUT, 0);
   }
 
-  if (pTransInst->compressSize != -1 && pTransInst->compressSize < pMsg->contLen) {
+  if (pHead->comp == 0 && pTransInst->compressSize != -1 && pTransInst->compressSize < pMsg->contLen) {
     msgLen = transCompressMsg(pMsg->pCont, pMsg->contLen) + sizeof(STransMsgHead);
     pHead->msgLen = (int32_t)htonl((uint32_t)msgLen);
   }