diff --git a/build.gradle b/build.gradle
index 726b9b5..53965db 100644
--- a/build.gradle
+++ b/build.gradle
@@ -30,7 +30,7 @@ dependencies {
     // vertex
     compile "io.vertx:vertx-core:4.0.2"
     compile "io.vertx:vertx-web:4.0.2"
-    compile "io.vertx:vertx-lang-kotlin:4.0.2"
+    compile "io.vertx:vertx-lang-kotlin:4.1.1"