diff --git a/case 6.1.6 AD exchangeSource/pom.xml b/case 6.1.6 AD exchangeSource/pom.xml
index 60135c0b..53653973 100644
--- a/case 6.1.6 AD exchangeSource/pom.xml	
+++ b/case 6.1.6 AD exchangeSource/pom.xml	
@@ -31,7 +31,7 @@
         <dependency>
             <groupId>com.fasterxml.jackson.core</groupId>
             <artifactId>jackson-databind</artifactId>
-            <version>2.10.2</version>
+            <version>2.12.7.1</version>
         </dependency>
         <dependency>
             <groupId>org.apache.commons</groupId>