diff --git a/build.gradle.kts b/build.gradle.kts
index 913ab3ac..e9e1fbca 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -2,7 +2,7 @@ plugins {
     kotlin("jvm") version "2.2.21"
     id("org.jlleitschuh.gradle.ktlint") version "11.5.0"
     application
-    kotlin("plugin.serialization") version "2.2.10"
+    kotlin("plugin.serialization") version "2.2.21"
 }
 
 group = "io.github.mojira"