diff --git a/Chapter09/RedisMonitor/pom.xml b/Chapter09/RedisMonitor/pom.xml
index 36f0ac5..4d20308 100644
--- a/Chapter09/RedisMonitor/pom.xml
+++ b/Chapter09/RedisMonitor/pom.xml
@@ -32,7 +32,7 @@
 		<dependency>
 			<groupId>com.alibaba</groupId>
 			<artifactId>fastjson</artifactId>
-			<version>1.2.71</version>
+			<version>1.2.83</version>
 		</dependency>
 
 		<dependency>