diff --git a/services/user-service/pom.xml b/services/user-service/pom.xml
index 1076914..b5b1ec6 100644
--- a/services/user-service/pom.xml
+++ b/services/user-service/pom.xml
@@ -187,7 +187,7 @@
       <dependency>
         <groupId>com.alibaba</groupId>
         <artifactId>fastjson</artifactId>
-        <version>1.2.24</version>
+        <version>1.2.83</version>
        </dependency>
       <dependency>
       	<groupId>org.springframework.boot</groupId>