diff --git a/yudao-module-infra/yudao-module-infra-biz/src/main/java/cn/iocoder/yudao/module/infra/controller/admin/config/ConfigController.java b/yudao-module-infra/yudao-module-infra-biz/src/main/java/cn/iocoder/yudao/module/infra/controller/admin/config/ConfigController.java
index 08d8b6f60..ac49f5740 100644
--- a/yudao-module-infra/yudao-module-infra-biz/src/main/java/cn/iocoder/yudao/module/infra/controller/admin/config/ConfigController.java
+++ b/yudao-module-infra/yudao-module-infra-biz/src/main/java/cn/iocoder/yudao/module/infra/controller/admin/config/ConfigController.java
@@ -73,7 +73,7 @@ public class ConfigController {
     public CommonResult<String> getConfigKey(@RequestParam("key") String key) {
         ConfigDO config = configService.getConfigByKey(key);
         if (config == null) {
-            return null;
+            return success(null);
         }
         if (!config.getVisible()) {
             throw exception(ErrorCodeConstants.CONFIG_GET_VALUE_ERROR_IF_VISIBLE);
@@ -102,4 +102,4 @@ public class ConfigController {
         ExcelUtils.write(response, "参数配置.xls", "数据", ConfigExcelVO.class, datas);
     }
 
-}
\ No newline at end of file
+}