diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index d4ca1993..1f898f8f 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -4,7 +4,7 @@ junit = "4.13.2"
 
 # plugins
 changelog = "2.2.1"
-kotlin = "2.1.20"
+kotlin = "2.1.21"
 intelliJPlatform = "2.5.0"
 kover = "0.9.1"
 qodana = "2025.1.1"