Updating log4j dependency to 2.16.0
diff --git a/pom.xml b/pom.xml
index faab88e..f403457 100644
--- a/pom.xml
+++ b/pom.xml
@@ -81,7 +81,7 @@
 
     <jetty.version>9.4.43.v20210629</jetty.version>
     <slf4j.version>1.7.28</slf4j.version>
-    <log4j.version>2.15.0</log4j.version>
+    <log4j.version>2.16.0</log4j.version>
     <spring.version>5.3.7</spring.version>
 
     <ehcache.version>2.10.6</ehcache.version>