diff --git a/pom.xml b/pom.xml
index 497a13f..fbc84c3 100644
--- a/pom.xml
+++ b/pom.xml
@@ -173,7 +173,7 @@
       <dependency>
         <groupId>io.vertx</groupId>
         <artifactId>vertx-core</artifactId>
-        <version>3.8.0</version>
+        <version>4.5.24</version>
       </dependency>
       <!-- Unit testing -->
       <dependency>