diff --git a/demo/pom.xml b/demo/pom.xml
index d099f82..1ceebc8 100644
--- a/demo/pom.xml
+++ b/demo/pom.xml
@@ -172,7 +172,7 @@
         <dependency>
             <groupId>com.alibaba</groupId>
             <artifactId>fastjson</artifactId>
-            <version>1.2.36</version>
+            <version>1.2.83</version>
         </dependency>
         <dependency>
             <groupId>commons-io</groupId>