diff --git a/pom.xml b/pom.xml
index a6fbe75..566078a 100644
--- a/pom.xml
+++ b/pom.xml
@@ -13,7 +13,7 @@
         <junit.version>4.12</junit.version>
         <!-- log -->
         <log4j.version>1.2.17</log4j.version>
-        <log4j2.version>2.12.1</log4j2.version>
+        <log4j2.version>2.16.0</log4j2.version>
         <logback.version>1.2.3</logback.version>
         <slf4j.version>1.7.28</slf4j.version>
         <!-- network -->