diff --git a/tomcat/examples/springmvc5/pom.xml b/tomcat/examples/springmvc5/pom.xml
index 47f6201..f271f32 100644
--- a/tomcat/examples/springmvc5/pom.xml
+++ b/tomcat/examples/springmvc5/pom.xml
@@ -28,7 +28,7 @@
         <dependency>
             <groupId>org.apache.logging.log4j</groupId>
             <artifactId>log4j-core</artifactId>
-            <version>2.13.2</version>
+            <version>2.17.1</version>
         </dependency>
         <dependency>
             <groupId>org.apache.logging.log4j</groupId>