diff --git a/hippo4j-spring-boot/hippo4j-core-spring-boot-starter/src/main/java/cn/hippo4j/core/springboot/starter/config/DynamicThreadPoolCoreAutoConfiguration.java b/hippo4j-spring-boot/hippo4j-core-spring-boot-starter/src/main/java/cn/hippo4j/core/springboot/starter/config/DynamicThreadPoolCoreAutoConfiguration.java
index 0ccd107b..c77dd5b9 100644
--- a/hippo4j-spring-boot/hippo4j-core-spring-boot-starter/src/main/java/cn/hippo4j/core/springboot/starter/config/DynamicThreadPoolCoreAutoConfiguration.java
+++ b/hippo4j-spring-boot/hippo4j-core-spring-boot-starter/src/main/java/cn/hippo4j/core/springboot/starter/config/DynamicThreadPoolCoreAutoConfiguration.java
@@ -196,6 +196,10 @@ public class DynamicThreadPoolCoreAutoConfiguration {
         return new ThreadPoolAdapterRegister(bootstrapCoreProperties);
     }
 
+    /**
+     * banner config
+     * @return DynamicThreadPoolBannerHandler
+     */
     @Bean
     public DynamicThreadPoolBannerHandler threadPoolBannerHandler() {
         return new DynamicThreadPoolBannerHandler(bootstrapCoreProperties);