diff --git a/src/main/java/com/example/building/service/impl/AuthServiceImpl.java b/src/main/java/com/example/building/service/impl/AuthServiceImpl.java
index 36075a6..162d7f4 100644
--- a/src/main/java/com/example/building/service/impl/AuthServiceImpl.java
+++ b/src/main/java/com/example/building/service/impl/AuthServiceImpl.java
@@ -32,9 +32,6 @@ public class AuthServiceImpl implements AuthService {
     @Autowired
     private CustomerMapper customerMapper;
 
-    @Autowired
-    private CustomerMapper customerMapper;
-
     @Autowired
     private JwtUtil jwtUtil;