diff --git a/mybatis_demo/pom.xml b/mybatis_demo/pom.xml
index b971a77..19ce732 100644
--- a/mybatis_demo/pom.xml
+++ b/mybatis_demo/pom.xml
@@ -33,7 +33,7 @@
         <dependency>
             <groupId>com.fasterxml.jackson.core</groupId>
             <artifactId>jackson-databind</artifactId>
-            <version>2.9.10.5</version>
+            <version>2.12.6.1</version>
         </dependency>
         <dependency>
             <groupId>com.fasterxml.jackson.core</groupId>