diff --git a/pom.xml b/pom.xml
index de8b8a0..43dd721 100644
--- a/pom.xml
+++ b/pom.xml
@@ -45,7 +45,7 @@
 	<properties>
 		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
 		<slf4j.version>1.7.25</slf4j.version>
-		<log4j.version>2.11.1</log4j.version>
+		<log4j.version>2.13.3</log4j.version>
 		<logback.version>1.0.13</logback.version>
 		<junit.version>4.12</junit.version>
 		<servlet.api.version>3.1.0</servlet.api.version>