diff --git a/build.gradle b/build.gradle
index 8cdaf2e8..ad242e14 100644
--- a/build.gradle
+++ b/build.gradle
@@ -39,7 +39,7 @@ repositories {
 
 dependencies {
     // Framework dependencies
-    def vertx_version = '4.5.9'
+    def vertx_version = '5.0.0.CR1'
     implementation group: 'io.vertx', name: 'vertx-core', version: vertx_version
     implementation group: 'io.vertx', name: 'vertx-web', version: vertx_version
     implementation group: 'io.vertx', name: 'vertx-web-client', version: vertx_version