diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index 02c9e7d2..74ba1103 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -17,7 +17,7 @@ binary-compatibility-validator = "0.18.1"
 dokka = "2.1.0"
 hildan-kotlin-publish-plugin = "1.7.0"
 hildan-github-changelog-plugin = "2.2.0"
-kotlin = "2.2.20"
+kotlin = "2.2.21"
 kotlinpoet = "2.2.0"
 kotlinx-atomicfu = "0.29.0"
 kotlinx-coroutines = "1.10.2"