diff --git a/ssm_study/pom.xml b/ssm_study/pom.xml
index 9bff971..185f3cf 100644
--- a/ssm_study/pom.xml
+++ b/ssm_study/pom.xml
@@ -67,7 +67,7 @@
     <dependency>
       <groupId>com.fasterxml.jackson.core</groupId>
       <artifactId>jackson-databind</artifactId>
-      <version>2.9.10.3</version>
+      <version>2.12.7.1</version>
     </dependency>
     <dependency>
       <groupId>javax.servlet</groupId>