diff --git a/reactive-amqp/amqp-liberty-microprofile/app-producer/pom.xml b/reactive-amqp/amqp-liberty-microprofile/app-producer/pom.xml
index b06c91f8..3f4147a3 100644
--- a/reactive-amqp/amqp-liberty-microprofile/app-producer/pom.xml
+++ b/reactive-amqp/amqp-liberty-microprofile/app-producer/pom.xml
@@ -59,7 +59,7 @@
         <dependency>
             <groupId>io.vertx</groupId>
             <artifactId>vertx-core</artifactId>
-            <version>4.3.6</version>
+            <version>4.5.3</version>
         </dependency>
 
         <dependency>