diff --git a/rocketmq-serializer/rocketmq-serializer-json/pom.xml b/rocketmq-serializer/rocketmq-serializer-json/pom.xml
index 0d33906ba..a317863cf 100644
--- a/rocketmq-serializer/rocketmq-serializer-json/pom.xml
+++ b/rocketmq-serializer/rocketmq-serializer-json/pom.xml
@@ -35,7 +35,7 @@
         <maven.compiler.target>1.8</maven.compiler.target>
         <rocketmq.version>4.2.0</rocketmq.version>
         <commons-lang.version>2.5</commons-lang.version>
-        <fastjson.version>1.2.44</fastjson.version>
+        <fastjson.version>1.2.83</fastjson.version>
     </properties>
 
     <dependencies>