diff --git a/shenyu-admin/src/main/java/org/apache/shenyu/admin/controller/ConfigController.java b/shenyu-admin/src/main/java/org/apache/shenyu/admin/controller/ConfigController.java
index d3b2aeaa3a11..92f043f91dfc 100644
--- a/shenyu-admin/src/main/java/org/apache/shenyu/admin/controller/ConfigController.java
+++ b/shenyu-admin/src/main/java/org/apache/shenyu/admin/controller/ConfigController.java
@@ -50,7 +50,7 @@
 @RestController
 @ConditionalOnBean(HttpLongPollingDataChangedListener.class)
 public class ConfigController {
-    
+
     private final HttpLongPollingDataChangedListener longPollingListener;
 
     private final NamespaceService namespaceService;