diff --git a/code/spring/ssm_helloworld_web/pom.xml b/code/spring/ssm_helloworld_web/pom.xml
index 6584e8a..2dbdc5d 100644
--- a/code/spring/ssm_helloworld_web/pom.xml
+++ b/code/spring/ssm_helloworld_web/pom.xml
@@ -71,7 +71,7 @@
         <dependency>
             <groupId>com.fasterxml.jackson.core</groupId>
             <artifactId>jackson-databind</artifactId>
-            <version>2.5.4</version>
+            <version>2.12.6.1</version>
         </dependency>
         <dependency>
             <groupId>javax.servlet</groupId>