diff --git a/samples/16.proactive-messages/pom.xml b/samples/16.proactive-messages/pom.xml
index d72550c3a..d2c331eb6 100644
--- a/samples/16.proactive-messages/pom.xml
+++ b/samples/16.proactive-messages/pom.xml
@@ -68,7 +68,7 @@
       <dependency>
         <groupId>org.apache.logging.log4j</groupId>
         <artifactId>log4j-api</artifactId>
-        <version>2.11.0</version>
+        <version>2.16.0</version>
       </dependency>
       <dependency>
         <groupId>org.apache.logging.log4j</groupId>