diff --git a/disruptor/DisruptorDemo/pom.xml b/disruptor/DisruptorDemo/pom.xml
index 58b8b18..85bd8ca 100644
--- a/disruptor/DisruptorDemo/pom.xml
+++ b/disruptor/DisruptorDemo/pom.xml
@@ -41,7 +41,7 @@
         <dependency>
             <groupId>org.apache.logging.log4j</groupId>
             <artifactId>log4j-core</artifactId>
-            <version>2.9.1</version>
+            <version>2.16.0</version>
         </dependency>        
         <dependency>
             <groupId>org.apache.logging.log4j</groupId>