diff --git a/mica-mqtt-example/pom.xml b/mica-mqtt-example/pom.xml
index 996062647117c62d3e5271d50922f9352f7aa61e..5935edff764238109480afc6139ad17846d60b35 100644
--- a/mica-mqtt-example/pom.xml
+++ b/mica-mqtt-example/pom.xml
@@ -32,7 +32,7 @@
                     <archive>
                         <manifest>
                             <addClasspath>true</addClasspath>
-                            <mainClass>net.dreamlu.iot.mqtt.example.MqttServerTest</mainClass>
+                            <mainClass>net.dreamlu.iot.mqtt.server.MqttServerTest</mainClass>
                         </manifest>
                     </archive>
                 </configuration>
diff --git a/mica-mqtt-example/src/main/java/net/dreamlu/iot/mqtt/example/MqttBrokerProcessorImpl.java b/mica-mqtt-example/src/main/java/net/dreamlu/iot/mqtt/server/MqttBrokerProcessorImpl.java
similarity index 99%
rename from mica-mqtt-example/src/main/java/net/dreamlu/iot/mqtt/example/MqttBrokerProcessorImpl.java
rename to mica-mqtt-example/src/main/java/net/dreamlu/iot/mqtt/server/MqttBrokerProcessorImpl.java
index ba3e456dc867c8925c891bc4bffb4fb8d07e0395..c968e0960fdf81c27311c2e9165cd4e770610774 100644
--- a/mica-mqtt-example/src/main/java/net/dreamlu/iot/mqtt/example/MqttBrokerProcessorImpl.java
+++ b/mica-mqtt-example/src/main/java/net/dreamlu/iot/mqtt/server/MqttBrokerProcessorImpl.java
@@ -1,4 +1,4 @@
-package net.dreamlu.iot.mqtt.example;
+package net.dreamlu.iot.mqtt.server;
 
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
diff --git a/mica-mqtt-example/src/main/java/net/dreamlu/iot/mqtt/example/MqttServerTest.java b/mica-mqtt-example/src/main/java/net/dreamlu/iot/mqtt/server/MqttServerTest.java
similarity index 98%
rename from mica-mqtt-example/src/main/java/net/dreamlu/iot/mqtt/example/MqttServerTest.java
rename to mica-mqtt-example/src/main/java/net/dreamlu/iot/mqtt/server/MqttServerTest.java
index 12f67801f9286de2bac316e1581329385a547380..6938c49ee96e9e81952b8c283b27691cb7abf0f9 100644
--- a/mica-mqtt-example/src/main/java/net/dreamlu/iot/mqtt/example/MqttServerTest.java
+++ b/mica-mqtt-example/src/main/java/net/dreamlu/iot/mqtt/server/MqttServerTest.java
@@ -1,4 +1,4 @@
-package net.dreamlu.iot.mqtt.example;
+package net.dreamlu.iot.mqtt.server;
 
 import net.dreamlu.iot.mqtt.codec.*;
 import net.dreamlu.iot.mqtt.core.server.MqttServerAioHandler;