diff --git a/build.gradle.kts b/build.gradle.kts
index 121b207..c91c6b5 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -1,5 +1,5 @@
 plugins {
-    kotlin("multiplatform") version "1.9.24"
+    kotlin("multiplatform") version "2.1.21"
     `maven-publish`
     id("signing")
     id("org.jetbrains.kotlinx.binary-compatibility-validator") version "0.17.0"