diff --git a/build.gradle.kts b/build.gradle.kts
index a7f6017..60456cf 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -5,7 +5,7 @@ import org.jetbrains.kotlin.gradle.tasks.KotlinCompile
 fun properties(key: String) = project.findProperty(key).toString()
 
 plugins {
-    id("org.jetbrains.kotlin.jvm") version "1.9.20"
+    id("org.jetbrains.kotlin.jvm") version "1.9.21"
     id("org.jetbrains.intellij") version "1.16.0"
     id("org.jetbrains.changelog") version "2.2.0"
 }