diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index 0b986d6b..ca073865 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -1,7 +1,7 @@
 [versions]
 kotlinApi = "1.8"
 kotlinLanguage = "1.8"
-kotlin = "1.8.20"
+kotlin = "1.8.21"
 jvmTarget = "11"
 openrndr = { require = "[0.4.2, 0.5.0)" }
 kotlinxCoroutines = "1.6.4"