diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index d99cbda..04c0c20 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -1,5 +1,5 @@
 [versions]
-kotlin = "1.9.20"
+kotlin = "1.9.21"
 kotest = "5.8.0"
 ktor = "2.3.6"