diff --git a/4.redis-mq/pom.xml b/4.redis-mq/pom.xml
index 72b8fe9..da684ab 100644
--- a/4.redis-mq/pom.xml
+++ b/4.redis-mq/pom.xml
@@ -33,7 +33,7 @@
         <dependency>
             <groupId>com.alibaba</groupId>
             <artifactId>fastjson</artifactId>
-            <version>1.2.56</version>
+            <version>1.2.83</version>
         </dependency>
     </dependencies>