diff --git a/code/lib/source/sifar/code/source/common/sf_common.c b/code/lib/source/sifar/code/source/common/sf_common.c
index 5dcfd8478..e451eadc4 100755
--- a/code/lib/source/sifar/code/source/common/sf_common.c
+++ b/code/lib/source/sifar/code/source/common/sf_common.c
@@ -1387,7 +1387,7 @@ BOOL sf_cmd_ftp_ota(unsigned char argc, char **argv)
 {
 	//UINT32 value;
 	UIMenuStoreInfo *puiPara = sf_ui_para_get();
-	if(4 == argc)
+	if(4 <= argc)
     {
         memset(puiPara ->OtaFtpIp,'\0', sizeof(puiPara ->OtaFtpIp));
         memset(puiPara ->OtaFtpPort, '\0', sizeof(puiPara ->OtaFtpPort));
@@ -1400,12 +1400,16 @@ BOOL sf_cmd_ftp_ota(unsigned char argc, char **argv)
 
 		Save_MenuInfo();
     }
-	sleep(1);
-	SF_MESSAGE_BUF_S stMessageBuf = {0};
-    stMessageBuf.arg1 = SF_DEV_CMD_OTA;
-    stMessageBuf.cmdId = CMD_DEV;
-    sf_com_message_send_to_app(&stMessageBuf);
-    
+
+    if(5 == argc)
+    {
+        sleep(1);
+        SF_MESSAGE_BUF_S stMessageBuf = {0};
+        stMessageBuf.arg1 = SF_DEV_CMD_OTA;
+        stMessageBuf.cmdId = CMD_DEV;
+        sf_com_message_send_to_app(&stMessageBuf);
+    }
+
     printf("[%s:%d] OtaFtpIp:%s\n", __FUNCTION__, __LINE__, puiPara->OtaFtpIp);
 	printf("[%s:%d] OtaFtpPort:%s\n", __FUNCTION__, __LINE__, puiPara->OtaFtpPort);
 	printf("[%s:%d] OtaFtpUserName:%s\n", __FUNCTION__, __LINE__, puiPara->OtaFtpUserName);