diff --git a/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/service/config/Company/CompanyServiceImpl.java b/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/service/config/Company/CompanyServiceImpl.java
index ce77f58..b88a73a 100644
--- a/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/service/config/Company/CompanyServiceImpl.java
+++ b/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/service/config/Company/CompanyServiceImpl.java
@@ -28,8 +28,12 @@ import static cn.iocoder.yudao.framework.common.exception.util.ServiceExceptionU
 @Validated
 public class CompanyServiceImpl implements CompanyService {
 
-    @Resource
-    private CompanyMapper companyMapper;
+    private final CompanyMapper companyMapper;
+
+    // 构造器注入（Spring 4.3+ 可以省略 @Autowired）
+    public CompanyServiceImpl(CompanyMapper companyMapper) {
+        this.companyMapper = companyMapper;
+    }
 
     @Override
     public Long createCompany(@Valid CompanySaveReqVO createReqVO) {