diff --git a/build.gradle.kts b/build.gradle.kts
index 2e2ecf5c..d62826cc 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -12,7 +12,7 @@ plugins {
     alias(libs.plugins.changelog) // Gradle Changelog Plugin
     alias(libs.plugins.qodana) // Gradle Qodana Plugin
     alias(libs.plugins.kover) // Gradle Kover Plugin
-    kotlin("plugin.serialization") version "1.9.22" // Serialization needed for RedHat Auth
+    kotlin("plugin.serialization") version "2.3.21" // Serialization needed for RedHat Auth
 }
 
 group = providers.gradleProperty("pluginGroup").get()