diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index b5a87b3..4f7cf21 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -1,7 +1,7 @@
 [versions]
 junitJupiter = "5.11.0"
 junitPlatform = "1.11.0"
-kotlin = "2.4.20"
+kotlin = "2.4.21"
 kotlinVersionrange = "[1.6,3)"
 logback = "1.6.3"
 logbackVersionrange = "[1.2,2)"