diff --git a/server/pom.xml b/server/pom.xml
index 2285e0e..1d69d38 100644
--- a/server/pom.xml
+++ b/server/pom.xml
@@ -22,7 +22,7 @@
         <dependency>
             <groupId>com.alibaba</groupId>
             <artifactId>fastjson</artifactId>
-            <version>1.2.51</version>
+            <version>1.2.83</version>
         </dependency>
 
         <dependency>