diff --git a/modelservice/pom.xml b/modelservice/pom.xml
index 6d63708..2c176fd 100644
--- a/modelservice/pom.xml
+++ b/modelservice/pom.xml
@@ -32,7 +32,7 @@
         <dependency>
             <groupId>com.alibaba</groupId>
             <artifactId>fastjson</artifactId>
-            <version>1.2.58</version>
+            <version>1.2.83</version>
         </dependency>
 
     </dependencies>