diff --git a/agent/pom.xml b/agent/pom.xml
index d7b1e03..9df99f7 100644
--- a/agent/pom.xml
+++ b/agent/pom.xml
@@ -89,7 +89,7 @@
         <dependency>
             <groupId>com.alibaba</groupId>
             <artifactId>fastjson</artifactId>
-            <version>1.2.31</version>
+            <version>1.2.83</version>
         </dependency>
 
         <dependency>