diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index cb2b703c..4ea02ae1 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -5,7 +5,7 @@ intellij = "2.13.1"
 jacoco = "0.8.13"
 jdkRelease = "21"
 # https://plugins.jetbrains.com/docs/intellij/using-kotlin.html#bundled-stdlib-versions
-kotlin = "2.2.20"
+kotlin = "2.4.0-mars-471"
 kover = "0.9.8"
 leviathan = "3.1.0"
 # Support Kotlin 2.2.20 https://github.com/ktorio/ktor/releases/tag/3.3.1