diff --git a/dk-modules/sample/src/main/java/org/dromara/sample/CloudApiSampleApplication.java b/dk-modules/sample/src/main/java/org/dromara/sample/CloudApiSampleApplication.java
index bd036e4..83487d0 100644
--- a/dk-modules/sample/src/main/java/org/dromara/sample/CloudApiSampleApplication.java
+++ b/dk-modules/sample/src/main/java/org/dromara/sample/CloudApiSampleApplication.java
@@ -11,6 +11,7 @@ import org.springframework.scheduling.annotation.EnableScheduling;
 
 @EnableDubbo
 @SpringBootApplication(exclude = {DataSourceAutoConfiguration.class})
+@ComponentScan(basePackages = "org.dromara.common.sdk.mqtt")
 public class CloudApiSampleApplication {
 
 	public static void main(String[] args) {