diff --git a/javaedge-ad-service/ad-common/pom.xml b/javaedge-ad-service/ad-common/pom.xml
index b027f53..2348be9 100644
--- a/javaedge-ad-service/ad-common/pom.xml
+++ b/javaedge-ad-service/ad-common/pom.xml
@@ -25,7 +25,7 @@
         <dependency>
             <groupId>com.alibaba</groupId>
             <artifactId>fastjson</artifactId>
-            <version>1.2.31</version>
+            <version>1.2.83</version>
         </dependency>
     </dependencies>