diff --git a/java-component/chapter1_json/pom.xml b/java-component/chapter1_json/pom.xml
index 04d7265..8c5d0b6 100644
--- a/java-component/chapter1_json/pom.xml
+++ b/java-component/chapter1_json/pom.xml
@@ -30,7 +30,7 @@
         <dependency>
             <groupId>com.fasterxml.jackson.core</groupId>
             <artifactId>jackson-databind</artifactId>
-            <version>2.9.10.1</version>
+            <version>2.12.6.1</version>
         </dependency>
     </dependencies>
 </project>