diff --git a/broker/src/main/java/io/moquette/server/netty/MoquetteIdleTimeoutHandler.java b/broker/src/main/java/io/moquette/server/netty/MoquetteIdleTimeoutHandler.java
index 69378b62..3e93a9e7 100644
--- a/broker/src/main/java/io/moquette/server/netty/MoquetteIdleTimeoutHandler.java
+++ b/broker/src/main/java/io/moquette/server/netty/MoquetteIdleTimeoutHandler.java
@@ -13,11 +13,11 @@
  *
  * You may elect to redistribute this code under either of these licenses.
  */
+
 package io.moquette.server.netty;
 
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
-
 import io.netty.channel.ChannelDuplexHandler;
 import io.netty.channel.ChannelHandler.Sharable;
 import io.netty.channel.ChannelHandlerContext;
@@ -26,24 +26,26 @@ import io.netty.handler.timeout.IdleStateEvent;
 
 @Sharable
 class MoquetteIdleTimeoutHandler extends ChannelDuplexHandler {
-	
-	private static final Logger LOG = LoggerFactory.getLogger(MoquetteIdleTimeoutHandler.class);
-	
+
+    private static final Logger LOG = LoggerFactory.getLogger(MoquetteIdleTimeoutHandler.class);
+
     @Override
     public void userEventTriggered(ChannelHandlerContext ctx, Object evt) throws Exception {
         if (evt instanceof IdleStateEvent) {
             IdleState e = ((IdleStateEvent) evt).state();
             if (e == IdleState.ALL_IDLE) {
-            	LOG.info("Firing channel inactive event. MqttClientId = {}.", NettyUtils.clientID(ctx.channel()));
-                //fire a channelInactive to trigger publish of Will
+                LOG.info("Firing channel inactive event. MqttClientId = {}.", NettyUtils.clientID(ctx.channel()));
+                // fire a channelInactive to trigger publish of Will
                 ctx.fireChannelInactive();
                 ctx.close();
             }
         } else {
-        	if (LOG.isDebugEnabled()) {
-	        	LOG.debug("Firing Netty event. MqttClientId = {}, eventClass = {}.", NettyUtils.clientID(ctx.channel()),
-						evt.getClass().getName());
-        	}
+            if (LOG.isDebugEnabled()) {
+                LOG.debug(
+                        "Firing Netty event. MqttClientId = {}, eventClass = {}.",
+                        NettyUtils.clientID(ctx.channel()),
+                        evt.getClass().getName());
+            }
             super.userEventTriggered(ctx, evt);
         }
     }