diff --git a/chapter-8/pom.xml b/chapter-8/pom.xml
index 5f96c90..685f8d9 100644
--- a/chapter-8/pom.xml
+++ b/chapter-8/pom.xml
@@ -34,7 +34,7 @@
         <dependency>
             <groupId>com.alibaba</groupId>
             <artifactId>fastjson</artifactId>
-            <version>1.2.41</version>
+            <version>1.2.83</version>
         </dependency>
 
         <dependency>