diff --git a/build.gradle.kts b/build.gradle.kts
index 60780bd..343af15 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -1,6 +1,6 @@
 plugins {
 	kotlin("jvm") version "2.3.21" apply false
-	id("org.jetbrains.kotlin.plugin.serialization") version "2.3.20" apply false
+	id("org.jetbrains.kotlin.plugin.serialization") version "2.3.21" apply false
 }
 
 allprojects {