diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index ee9f4a1..04de7a6 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -2,7 +2,7 @@
 auto-service = "1.1.1"
 detekt = "1.23.8"
 junit-platform = "6.0.3"
-kotlin = "2.3.20"
+kotlin = "2.3.21"
 spock = "2.4-groovy-5.0"
 mockito = "5.23.0"