diff --git a/pom.xml b/pom.xml
index 20af5a2..dccc64a 100644
--- a/pom.xml
+++ b/pom.xml
@@ -357,7 +357,7 @@
         <dependency>
             <groupId>org.apache.logging.log4j</groupId>
             <artifactId>log4j-1.2-api</artifactId>
-            <version>2.20.0</version>
+            <version>2.21.1</version>
         </dependency>
         <dependency>
             <groupId>org.slf4j</groupId>