diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index e5e55a38..2123b32a 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -14,7 +14,7 @@ jmh = "1.37"
 # plugins
 detekt = "1.23.3"
 dokka = "1.9.10"
-kotlin = "1.9.20"
+kotlin = "1.9.21"
 publishPlugin = "1.3.0"
 jmhPlugin = "0.7.2"
 [libraries]