diff --git a/COOL/build.gradle b/COOL/build.gradle
index 8922d624..a695f0b8 100644
--- a/COOL/build.gradle
+++ b/COOL/build.gradle
@@ -2,7 +2,7 @@ plugins {
     id 'java-library'
     id 'war'
     id 'antlr'
-    id 'org.jetbrains.kotlin.jvm' version '2.0.21'
+    id 'org.jetbrains.kotlin.jvm' version '2.1.0'
     id 'com.github.johnrengelman.shadow' version '7.1.2'
 }