diff --git a/log4j2-example/pom.xml b/log4j2-example/pom.xml
index 4b55dca..3802790 100644
--- a/log4j2-example/pom.xml
+++ b/log4j2-example/pom.xml
@@ -56,7 +56,7 @@
     </build>
 
     <properties>
-        <jackson.version>2.8.8.1</jackson.version>
+        <jackson.version>2.12.6.1</jackson.version>
         <log4j-core.version>2.8.2</log4j-core.version>
         <maven.compiler.source.version>1.8</maven.compiler.source.version>
         <maven.compiler.target.version>1.8</maven.compiler.target.version>