diff --git a/broker/src/main/java/io/moquette/interception/messages/InterceptMessage.java b/broker/src/main/java/io/moquette/interception/messages/InterceptMessage.java
index 67539100..b4317409 100644
--- a/broker/src/main/java/io/moquette/interception/messages/InterceptMessage.java
+++ b/broker/src/main/java/io/moquette/interception/messages/InterceptMessage.java
@@ -1,7 +1,9 @@
+
 package io.moquette.interception.messages;
 
 /**
  * An interface that sets the root of the interceptor messages type hierarchy.
+ *
  * @author lbarrios
  *
  */