diff --git a/pom.xml b/pom.xml
index ecae24a..6da66f3 100644
--- a/pom.xml
+++ b/pom.xml
@@ -26,7 +26,7 @@
         <dependency>
             <groupId>io.vertx</groupId>
             <artifactId>vertx-core</artifactId>
-            <version>4.2.7</version>
+            <version>4.5.6</version>
         </dependency>
 
     </dependencies>