diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index e8c40eb..c42f62b 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -1,6 +1,6 @@
 [versions]
 
-kotlin = "1.6.10"
+kotlin = "1.6.21"
 kotlin-serialization = "1.3.2"
 kotlin-gradle-plugin = "7.0.4"