diff --git a/quickstart-elasticsearch6/pom.xml b/quickstart-elasticsearch6/pom.xml
index e4886f3..116f3ff 100644
--- a/quickstart-elasticsearch6/pom.xml
+++ b/quickstart-elasticsearch6/pom.xml
@@ -64,7 +64,7 @@
     <dependency>
       <groupId>com.fasterxml.jackson.core</groupId>
       <artifactId>jackson-databind</artifactId>
-      <version>2.12.4</version>
+      <version>2.12.7.1</version>
     </dependency>
 
     <!--用于与slf4j保持桥接 -->