diff --git a/sentinel-demo/sentinel-demo-zuul-gateway/pom.xml b/sentinel-demo/sentinel-demo-zuul-gateway/pom.xml
index 77f8ea77..3a6fa593 100644
--- a/sentinel-demo/sentinel-demo-zuul-gateway/pom.xml
+++ b/sentinel-demo/sentinel-demo-zuul-gateway/pom.xml
@@ -20,7 +20,7 @@
         <dependency>
             <groupId>com.fasterxml.jackson.core</groupId>
             <artifactId>jackson-databind</artifactId>
-            <version>2.9.4</version>
+            <version>2.12.7.1</version>
         </dependency>
 
         <dependency>