diff --git a/build.gradle.kts b/build.gradle.kts
index 895ea20..ec74527 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -1,6 +1,6 @@
 plugins {
     kotlin("multiplatform") version "1.9.25"
-    kotlin("plugin.serialization") version "1.9.25"
+    kotlin("plugin.serialization") version "2.2.21"
     `maven-publish`
 }