diff --git a/parser/src/main/java/org/dna/mqtt/moquette/client/Client.java b/parser/src/main/java/org/dna/mqtt/moquette/client/Client.java
index 9527a909..b0439055 100644
--- a/parser/src/main/java/org/dna/mqtt/moquette/client/Client.java
+++ b/parser/src/main/java/org/dna/mqtt/moquette/client/Client.java
@@ -3,9 +3,7 @@ package org.dna.mqtt.moquette.client;
 import java.net.InetSocketAddress;
 import java.net.NetworkInterface;
 import java.util.HashMap;
-import java.util.HashSet;
 import java.util.Map;
-import java.util.Set;
 import java.util.concurrent.CountDownLatch;
 import java.util.concurrent.Executors;
 import java.util.concurrent.ScheduledExecutorService;