diff --git a/build-logic/convention/build.gradle.kts b/build-logic/convention/build.gradle.kts
index d13816ee..8c7e12d3 100644
--- a/build-logic/convention/build.gradle.kts
+++ b/build-logic/convention/build.gradle.kts
@@ -1,7 +1,7 @@
 plugins {
     `kotlin-dsl`
     kotlin("jvm") version "2.3.20"
-    kotlin("plugin.serialization") version "2.3.20"
+    kotlin("plugin.serialization") version "2.3.21"
 }
 
 repositories {