More log4j updates

Change-Id: I20837e58a844bb884886173b2c2e0760076a0927
diff --git a/pom.xml b/pom.xml
index 0f43a81..efa4ada 100644
--- a/pom.xml
+++ b/pom.xml
@@ -62,7 +62,7 @@
     <java.version>1.8</java.version>
     <jersey.version>3.0.3</jersey.version>
     <jackson.version>[2.12.4,)</jackson.version>
-    <log4j.version>[2.16.0,)</log4j.version>
+    <log4j.version>[2.17.1,)</log4j.version>
     <lucene.version>5.0.0</lucene.version>
     <cobertura.version>2.7</cobertura.version>
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>