diff --git a/build.gradle.kts b/build.gradle.kts
index 3bd3f9ee1..5697289be 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -1,5 +1,5 @@
 plugins {
-    kotlin("jvm") version "1.6.20"
+    kotlin("jvm") version "1.6.21"
     java
     `maven-publish`
 }