diff --git a/07_maven/pom.xml b/07_maven/pom.xml
index 91504f9..7211104 100644
--- a/07_maven/pom.xml
+++ b/07_maven/pom.xml
@@ -30,7 +30,7 @@
         <dependency>
             <groupId>org.apache.logging.log4j</groupId>
             <artifactId>log4j-core</artifactId>
-            <version>2.3</version>
+            <version>2.23.1</version>
         </dependency>
         <dependency>
             <groupId>log4j</groupId>