diff --git a/tools/grammar/pom.xml b/tools/grammar/pom.xml
index 333b88e2e1..7288b57015 100644
--- a/tools/grammar/pom.xml
+++ b/tools/grammar/pom.xml
@@ -83,7 +83,7 @@
     <dependency>
       <groupId>org.apache.logging.log4j</groupId>
       <artifactId>log4j-slf4j-impl</artifactId>
-      <version>2.13.3</version>
+      <version>2.16.0</version>
     </dependency>
 
   </dependencies>