diff --git a/src/common/src/tglobal.c b/src/common/src/tglobal.c
index f25b70a9e3c44e15b01d19fd32be0aaee050a3fc..876eb4fa92bada1d22e0e43b6d6532d31a0b913c 100644
--- a/src/common/src/tglobal.c
+++ b/src/common/src/tglobal.c
@@ -56,7 +56,6 @@ int32_t tsRpcMaxTime     = 600;  // seconds;
 int32_t tsRpcForceTcp    = 0;  //disable this, means query, show command use udp protocol as default
 int32_t tsMaxShellConns  = 50000;
 int32_t tsMaxConnections = 5000;
-int32_t tsRpcForceTcp    = 0;  //disable this, means query, show command use udp protocol as default
 int32_t tsShellActivityTimer  = 3;  // second
 float   tsNumOfThreadsPerCore = 1.0f;
 int32_t tsNumOfCommitThreads = 4;
@@ -664,16 +663,6 @@ static void doInitGlobalConfig(void) {
   cfg.unitType = TAOS_CFG_UTYPE_MS;
   taosInitConfigOption(cfg);
 
-  cfg.option = "rpcForceTcp";
-  cfg.ptr = &tsRpcForceTcp;
-  cfg.valType = TAOS_CFG_VTYPE_INT32;
-  cfg.cfgType = TSDB_CFG_CTYPE_B_CONFIG | TSDB_CFG_CTYPE_B_CLIENT;
-  cfg.minValue = 0;
-  cfg.maxValue = 1;
-  cfg.ptrLength = 0;
-  cfg.unitType = TAOS_CFG_UTYPE_NONE;
-  taosInitConfigOption(cfg);
-
   cfg.option = "rpcMaxTime";
   cfg.ptr = &tsRpcMaxTime;
   cfg.valType = TAOS_CFG_VTYPE_INT32;