diff --git a/settings.gradle.kts b/settings.gradle.kts
index 79dd1e3e..84256088 100644
--- a/settings.gradle.kts
+++ b/settings.gradle.kts
@@ -1,6 +1,6 @@
 pluginManagement {
     val jandexPluginVersion = "1.1.0" // https://plugins.gradle.org/plugin/org.kordamp.gradle.jandex
-    val kotlinVersion = "1.9.20" // https://mvnrepository.com/artifact/org.jetbrains.kotlin/kotlin-stdlib
+    val kotlinVersion = "1.9.21" // https://mvnrepository.com/artifact/org.jetbrains.kotlin/kotlin-stdlib
     val ktlintVersion = "11.6.1" // https://mvnrepository.com/artifact/org.jlleitschuh.gradle/ktlint-gradle
     val springDependencyManagementVersion = "1.1.4" // // https://mvnrepository.com/artifact/io.spring.gradle/dependency-management-plugin
     val quarkusVersion = "3.5.3" // https://mvnrepository.com/artifact/io.quarkus.platform/quarkus-bom