diff --git a/pom.xml b/pom.xml
index 1388d40..76bdea0 100644
--- a/pom.xml
+++ b/pom.xml
@@ -26,7 +26,7 @@
         <compatibility.skip>true</compatibility.skip>
         <bintray.package>elasticsearch-addon</bintray.package>
         <hibernate-validator.version>6.1.5.Final</hibernate-validator.version>
-        <log4j.version>2.13.2</log4j.version>
+        <log4j.version>2.15.0</log4j.version>
     </properties>
 
     <build>