diff --git a/client/src/main/java/com/alibaba/nacos/client/config/filter/impl/ConfigFilterChainManager.java b/client/src/main/java/com/alibaba/nacos/client/config/filter/impl/ConfigFilterChainManager.java
index 6ef333c8799..5e0764eb3b6 100644
--- a/client/src/main/java/com/alibaba/nacos/client/config/filter/impl/ConfigFilterChainManager.java
+++ b/client/src/main/java/com/alibaba/nacos/client/config/filter/impl/ConfigFilterChainManager.java
@@ -107,8 +107,7 @@ public FilterChainNode(IConfigFilter filter, IConfigFilterChain next) {
         public void doFilter(IConfigRequest request, IConfigResponse response) throws NacosException {
             filter.doFilter(request, response, next);
         }
-}
-    
+    }
     
     private static class EmptyFilterChainNode implements IConfigFilterChain {