diff --git a/transport/src/main/java/io/netty/channel/ChannelPipeline.java b/transport/src/main/java/io/netty/channel/ChannelPipeline.java
index 9652637278..c415d8536d 100644
--- a/transport/src/main/java/io/netty/channel/ChannelPipeline.java
+++ b/transport/src/main/java/io/netty/channel/ChannelPipeline.java
@@ -597,7 +597,7 @@ public interface ChannelPipeline
     @Override
     ChannelPipeline fireChannelRegistered();
 
-     @Override
+    @Override
     ChannelPipeline fireChannelUnregistered();
 
     @Override