diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index df29e49..5b864dc 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -3,7 +3,7 @@ jna = "5.18.1"
 jnaVersionRange = "[5.0.0,)"
 junixsocket = "2.10.1"
 junixsocketVersionrange = "[2.4,3)"
-kotlin = "2.3.20"
+kotlin = "2.3.21"
 kotlinVersionrange = "[1.6,3)"
 logback = "1.3.16"
 logbackVersionrange = "[1.2,2)"