OPENNLP-1535 Update dependency log4j2 to version 2.22.1
diff --git a/pom.xml b/pom.xml
index 2509150..c94fcbf 100644
--- a/pom.xml
+++ b/pom.xml
@@ -175,7 +175,7 @@
 		<checkstyle.plugin.version>3.2.0</checkstyle.plugin.version>
 		<onnxruntime.version>1.15.0</onnxruntime.version>
 		<slf4j.version>1.7.36</slf4j.version>
-		<log4j2.version>2.20.0</log4j2.version>
+		<log4j2.version>2.22.1</log4j2.version>
 		<jmh.version>1.37</jmh.version>
 		<opennlp.forkCount>1.0C</opennlp.forkCount>
 		<coveralls.maven.plugin>4.3.0</coveralls.maven.plugin>