diff --git a/netty-websocket/pom.xml b/netty-websocket/pom.xml
index 4d18f28..d4a64d9 100644
--- a/netty-websocket/pom.xml
+++ b/netty-websocket/pom.xml
@@ -19,7 +19,7 @@
         <dependency>
             <groupId>com.fasterxml.jackson.core</groupId>
             <artifactId>jackson-databind</artifactId>
-            <version>2.9.7</version>
+            <version>2.9.10.8</version>
         </dependency>
         <!--加入log4j 便于深入学习整合运行过程的一些细节-->
         <dependency>