diff --git a/build.gradle.kts b/build.gradle.kts
index 22f1573..a58fe35 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -3,7 +3,7 @@ import org.jetbrains.kotlin.gradle.dsl.*
 import java.util.*
 
 plugins {
-    kotlin("multiplatform") version "1.7.20" apply false
+    kotlin("multiplatform") version "1.7.21" apply false
     `maven-publish`
     signing
     id("io.github.gradle-nexus.publish-plugin") version "1.1.0"