diff --git a/utils-demo/pom.xml b/utils-demo/pom.xml
index 7024a92..d06a7ea 100644
--- a/utils-demo/pom.xml
+++ b/utils-demo/pom.xml
@@ -39,7 +39,7 @@
         <dependency>
             <groupId>com.alibaba</groupId>
             <artifactId>fastjson</artifactId>
-            <version>1.2.70</version>
+            <version>1.2.83</version>
         </dependency>
 
         <dependency>