diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index 780fd96a..4a750472 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -1,5 +1,5 @@
 [versions]
-kotlin = "1.9.22"
+kotlin = "2.1.20"
 kotest = "5.8.0"
 vertx = "4.4.2"