diff --git a/arms-demo/mock-server/pom.xml b/arms-demo/mock-server/pom.xml
index 6570e35b..376230a0 100644
--- a/arms-demo/mock-server/pom.xml
+++ b/arms-demo/mock-server/pom.xml
@@ -157,7 +157,7 @@
         <dependency>
             <groupId>com.alibaba</groupId>
             <artifactId>fastjson</artifactId>
-            <version>1.2.67</version>
+            <version>1.2.83</version>
         </dependency>
 
         <dependency>