diff --git a/src/rpc/src/rpcMain.c b/src/rpc/src/rpcMain.c
index a9346f55d3dd5eb523364c43665ede70a6e202ac..fbc59d8ddf85dcb8b7398bd73bfbab2862012f38 100644
--- a/src/rpc/src/rpcMain.c
+++ b/src/rpc/src/rpcMain.c
@@ -1216,6 +1216,7 @@ static void rpcSendReqHead(SRpcConn *pConn) {
   pHead = (SRpcHead *)msg;
   pHead->version = 1;
   pHead->msgType = pConn->outType;
+  pHead->msgVer = htonl(tsVersion >> 8);
   pHead->spi = pConn->spi;
   pHead->encrypt = 0;
   pHead->tranId = pConn->outTranId;