diff --git a/icoding/flink-examples/pom.xml b/icoding/flink-examples/pom.xml
index fd08580..da3271b 100644
--- a/icoding/flink-examples/pom.xml
+++ b/icoding/flink-examples/pom.xml
@@ -84,7 +84,7 @@
         <dependency>
             <groupId>com.alibaba</groupId>
             <artifactId>fastjson</artifactId>
-            <version>1.2.51</version>
+            <version>1.2.83</version>
         </dependency>
 
         <!--flink kafka connector-->