diff --git a/runtime/build.gradle.kts b/runtime/build.gradle.kts
index 20e8c0cb0..6d3edab8f 100644
--- a/runtime/build.gradle.kts
+++ b/runtime/build.gradle.kts
@@ -2,7 +2,7 @@ import java.nio.file.Files
 
 plugins {
     `mikbot-module`
-    kotlin("plugin.serialization") version "1.7.22"
+    kotlin("plugin.serialization") version "1.9.0"
     application
     // This exists to add the removeVersion extension to this buildscript
     id("dev.schlaubi.mikbot.gradle-plugin") apply false