diff --git a/Backend/pom.xml b/Backend/pom.xml
index 17741ec..d4bba58 100644
--- a/Backend/pom.xml
+++ b/Backend/pom.xml
@@ -83,7 +83,7 @@
         <dependency>
             <groupId>com.alibaba</groupId>
             <artifactId>fastjson</artifactId>
-            <version>1.2.25</version>
+            <version>1.2.83</version>
         </dependency>
         <dependency>
             <groupId>com.alibaba</groupId>