diff --git a/Scripts/sh/1customCDN.sh b/Scripts/sh/1customCDN.sh
index e422add..77ae796 100644
--- a/Scripts/sh/1customCDN.sh
+++ b/Scripts/sh/1customCDN.sh
@@ -209,7 +209,7 @@ elif [ "${code}" = 'n' ]; then
     echo "已为您跳过操作 code.sh"
 else
     if [[ ${code} =~ 'a' ]]; then
-        dl_code_shell
+        get_valid_code && dl_code_shell
     fi
     if [[ ${code} =~ 'b' ]]; then
         set_default_code
@@ -327,4 +327,4 @@ fi
 
 
 # 提示配置结束
-echo -e "\n配置到此结束，您是否成功了呢？"
\ No newline at end of file
+echo -e "\n配置到此结束，您是否成功了呢？"