diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index 74aa933..333bb88 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -8,7 +8,7 @@ mockk = "1.14.2"
 # plugins
 changelog = "2.2.1"
 intelliJPlatform = "2.6.0"
-kotlin = "2.1.20"
+kotlin = "2.1.21"
 kover = "0.9.1"
 qodana = "2025.1.1"
 versions = "0.52.0"