diff --git a/authenticator/pom.xml b/authenticator/pom.xml
index 254d4b7..0ab9dd8 100644
--- a/authenticator/pom.xml
+++ b/authenticator/pom.xml
@@ -20,7 +20,7 @@
     <dependency>
       <groupId>io.vertx</groupId>
       <artifactId>vertx-web</artifactId>
-      <version>3.9.1</version>
+      <version>4.1.2</version>
     </dependency>
     <dependency>
       <groupId>io.vertx</groupId>