diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index 5641533..2c8c9d1 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -5,7 +5,7 @@ annotations = "25.0.0"
 # plugins
 changelog = "2.2.1"
 intelliJPlatform = "2.1.0"
-kotlin = "1.9.25"
+kotlin = "2.1.20"
 kover = "0.8.3"
 qodana = "2024.2.6"