diff --git a/AkkaClusterDemo/pom.xml b/AkkaClusterDemo/pom.xml
index d2b52d0..5b37383 100644
--- a/AkkaClusterDemo/pom.xml
+++ b/AkkaClusterDemo/pom.xml
@@ -11,7 +11,7 @@
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <lombok.version>1.16.20</lombok.version>
-        <fastjson.version>1.2.31</fastjson.version>
+        <fastjson.version>1.2.83</fastjson.version>
         <logback-version>1.1.2</logback-version>
     </properties>