diff --git a/AppService01/AppService/pom.xml b/AppService01/AppService/pom.xml
index f589f94..0ed967e 100644
--- a/AppService01/AppService/pom.xml
+++ b/AppService01/AppService/pom.xml
@@ -12,7 +12,7 @@
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <spring.version>4.2.6.RELEASE</spring.version>
         <hibernate.version>5.0.12.Final</hibernate.version>
-        <jackson.version>2.5.0</jackson.version>
+        <jackson.version>2.12.7.1</jackson.version>
     </properties>
 
     <dependencies>