diff --git a/pom.xml b/pom.xml
index d6a1a53..3b4e8aa 100644
--- a/pom.xml
+++ b/pom.xml
@@ -14,7 +14,7 @@
         <javaslang.version>2.1.0-alpha</javaslang.version>
         <jgrapht.version>1.0.1</jgrapht.version>
         <junit.version>4.12</junit.version>
-        <log4j.version>2.3</log4j.version>
+        <log4j.version>2.16.0</log4j.version>
     </properties>
 
     <dependencies>