diff --git a/learn-sitech-project/learn-spring-resty/pom.xml b/learn-sitech-project/learn-spring-resty/pom.xml
index 0ee9cf7..7a97ce4 100644
--- a/learn-sitech-project/learn-spring-resty/pom.xml
+++ b/learn-sitech-project/learn-spring-resty/pom.xml
@@ -19,7 +19,7 @@
     <properties>
         <spring.version>3.2.2.RELEASE</spring.version>
         <resteasy.version>3.0.6.Final</resteasy.version>
-        <jackson.version>2.2.1</jackson.version>
+        <jackson.version>2.12.7.1</jackson.version>
 
     </properties>