diff --git a/ruoyi-admin/src/main/java/com/ruoyi/web/controller/cai/app/AuthAppController.java b/ruoyi-admin/src/main/java/com/ruoyi/web/controller/cai/app/AuthAppController.java
index 8e1c1a70..64956d56 100644
--- a/ruoyi-admin/src/main/java/com/ruoyi/web/controller/cai/app/AuthAppController.java
+++ b/ruoyi-admin/src/main/java/com/ruoyi/web/controller/cai/app/AuthAppController.java
@@ -54,6 +54,10 @@ public class AuthAppController {
     @Operation(summary = "注册")
     @Log(title = "注册", businessType = BusinessType.OTHER, isSaveDb = true)
     public R<LoginVo> register(@Validated @RequestBody CaiRegisterUser caiUser){
+        boolean openOldRegisterCode = systemConfigManager.getSystemConfigOfBool(SystemConfigEnum.OPEN_OLD_REGISTER_CODE);
+        if(!openOldRegisterCode){
+            return R.fail(600,"未开放注册");
+        }
         boolean mobile = PhoneUtil.isMobile(caiUser.getUsername());
         if(!mobile){
             return R.fail(600,"请输入正确的手机格式");