diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index a3993bd..b179fcb 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -11,7 +11,7 @@ annotations = "26.0.2"
 # plugins
 changelog = "2.2.1"
 intelliJPlatform = "2.2.1"
-kotlin = "1.9.25"
+kotlin = "2.1.21"
 kover = "0.8.3"
 qodana = "2024.3.4"