diff --git a/server/app/build.gradle.kts b/server/app/build.gradle.kts
index 622fd40..be0c151 100644
--- a/server/app/build.gradle.kts
+++ b/server/app/build.gradle.kts
@@ -3,7 +3,7 @@ import org.jetbrains.kotlin.gradle.tasks.KotlinCompile
 
 plugins {
     kotlin("jvm") version "1.7.10"
-    kotlin("plugin.serialization") version "1.7.10"
+    kotlin("plugin.serialization") version "1.9.0"
     id("org.jlleitschuh.gradle.ktlint") version "10.3.0"
     id("com.github.johnrengelman.shadow") version "7.1.2"
     application