diff --git a/build.gradle.kts b/build.gradle.kts
index f78c6fd..d6ff419 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -3,7 +3,7 @@ import org.jetbrains.changelog.Changelog
 fun properties(key: String) = project.findProperty(key).toString()
 
 plugins {
-    id("org.jetbrains.kotlin.jvm") version "2.4.20"
+    id("org.jetbrains.kotlin.jvm") version "2.4.21"
     id("org.jetbrains.intellij.platform") version "2.19.0"
     kotlin("plugin.serialization") version "2.4.20"