diff --git a/mall-demo/pom.xml b/mall-demo/pom.xml
index 8acfb16..b498b02 100644
--- a/mall-demo/pom.xml
+++ b/mall-demo/pom.xml
@@ -110,7 +110,7 @@
         <dependency>
             <groupId>com.alibaba</groupId>
             <artifactId>fastjson</artifactId>
-            <version>1.2.47</version>
+            <version>1.2.83</version>
         </dependency>
 
         <dependency>