diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index 99b818b..baa52fd 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -3,7 +3,7 @@ coroutines = "1.10.1"
 dokka = "2.0.0"
 kotest = "6.0.0.M1"
 kotest-plugin = "6.0.0.M1"
-kotlin = "2.1.10"
+kotlin = "2.1.21"
 arrow = "2.0.1"
 
 [libraries]