diff --git a/ch02-hello/pom.xml b/ch02-hello/pom.xml
index c068f85..c1932aa 100644
--- a/ch02-hello/pom.xml
+++ b/ch02-hello/pom.xml
@@ -32,7 +32,7 @@
         <dependency>
             <groupId>org.apache.logging.log4j</groupId>
             <artifactId>log4j-core</artifactId>
-            <version>2.13.0</version>
+            <version>2.17.0</version>
         </dependency>
     </dependencies>