diff --git a/script/sdk_svr_start.sh b/script/sdk_svr_start.sh
index e10ff6bf8..ab9c6eb08 100644
--- a/script/sdk_svr_start.sh
+++ b/script/sdk_svr_start.sh
@@ -24,7 +24,7 @@ fi
 #Waiting port recycling
 sleep 1
 cd ${sdk_server_binary_root}
-  nohup ./${sdk_server_name}  -openIM_ws_address ${ws_address}  -sdkws_port ${sdkws_ports[0]} -openIM_api_address ${api_address} -openIM_log_level ${logLevel} >>../logs/openIM.log 2>&1 &
+  nohup ./${sdk_server_name}  -openIM_ws_address ${ws_address}  -sdk_ws_port ${sdkws_ports[0]} -openIM_api_address ${api_address} -openIM_log_level ${logLevel} >>../logs/openIM.log 2>&1 &
 
 #Check launched service process
 sleep 3