diff --git a/protocol-code-generator/pom.xml b/protocol-code-generator/pom.xml
index d120d441..8cadf2a5 100644
--- a/protocol-code-generator/pom.xml
+++ b/protocol-code-generator/pom.xml
@@ -21,7 +21,7 @@
     <dependency>
       <groupId>org.apache.logging.log4j</groupId>
       <artifactId>log4j-core</artifactId>
-      <version>2.19.0</version>
+      <version>2.25.3</version>
     </dependency>
     <dependency>
       <groupId>org.apache.commons</groupId>