diff --git a/pay-java-demo/pom.xml b/pay-java-demo/pom.xml
index 560a894..1dc62bc 100644
--- a/pay-java-demo/pom.xml
+++ b/pay-java-demo/pom.xml
@@ -92,7 +92,7 @@
         <dependency>
             <groupId>com.fasterxml.jackson.core</groupId>
             <artifactId>jackson-databind</artifactId>
-            <version>2.8.4</version>
+            <version>[2.9.9,)</version>
         </dependency>
 
     </dependencies>