diff --git a/rocketmq-demo/pom.xml b/rocketmq-demo/pom.xml
index 13f9515..9264f6d 100644
--- a/rocketmq-demo/pom.xml
+++ b/rocketmq-demo/pom.xml
@@ -29,7 +29,7 @@
         <dependency>
             <groupId>com.alibaba</groupId>
             <artifactId>fastjson</artifactId>
-            <version>1.2.73</version>
+            <version>1.2.83</version>
         </dependency>