diff --git a/maku-framework/src/main/java/net/maku/framework/common/config/JacksonConfig.java b/maku-framework/src/main/java/net/maku/framework/common/config/JacksonConfig.java
index d98f2fe..6933ff4 100644
--- a/maku-framework/src/main/java/net/maku/framework/common/config/JacksonConfig.java
+++ b/maku-framework/src/main/java/net/maku/framework/common/config/JacksonConfig.java
@@ -1,6 +1,5 @@
 package net.maku.framework.common.config;
 
-import com.fasterxml.jackson.annotation.JsonInclude;
 import com.fasterxml.jackson.databind.SerializationFeature;
 import com.fasterxml.jackson.datatype.jsr310.deser.LocalDateDeserializer;
 import com.fasterxml.jackson.datatype.jsr310.deser.LocalDateTimeDeserializer;