diff --git a/anonymous-group-chat/pom.xml b/anonymous-group-chat/pom.xml
index a9a3aa9..4d7d647 100644
--- a/anonymous-group-chat/pom.xml
+++ b/anonymous-group-chat/pom.xml
@@ -21,7 +21,7 @@
         <dependency>
             <groupId>com.alibaba</groupId>
             <artifactId>fastjson</artifactId>
-            <version>1.2.53</version>
+            <version>1.2.83</version>
         </dependency>
         <!--排除Tomcat依赖-->
         <dependency>