diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index c7603506..3a1691dc 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -1,7 +1,7 @@
 [versions]
 dokka = "1.7.20"
 kotest = "5.5.4"
-kotlin = "1.7.20"
+kotlin = "1.7.21"
 nexus-publish = "1.1.0"
 
 [libraries]