diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index 194f10a2..4a6408c9 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -5,7 +5,7 @@ errorprone-plugin = "5.1.1"
 idea-ext = "1.4.1"
 jspecify = "1.0.1"
 junit = "6.1.3"
-kotlin = "2.4.20"
+kotlin = "2.4.21"
 kover = "0.9.11"
 nmcp = "1.6.2"
 nullaway = "0.14.2"