diff --git a/build.gradle b/build.gradle
index 8d1fe6f548..779e104b7c 100644
--- a/build.gradle
+++ b/build.gradle
@@ -1,5 +1,5 @@
 buildscript {
-	ext.kotlinVersion = '1.9.10'
+	ext.kotlinVersion = '1.9.21'
 	ext.isCI = System.getenv('GITHUB_ACTION')
 	repositories {
 		mavenCentral()