diff --git a/cli/pom.xml b/cli/pom.xml
index 1740a625..5a6352d4 100644
--- a/cli/pom.xml
+++ b/cli/pom.xml
@@ -26,7 +26,7 @@
     <properties>
         <scopt.version>3.7.1</scopt.version>
         <slf4j.version>1.7.7</slf4j.version>
-        <log4j.version>2.1</log4j.version>
+        <log4j.version>2.16.0</log4j.version>
         <nailgun.version>0.9.1</nailgun.version>
     </properties>