diff --git a/examples/openfeature_kotlin_server/kotlin-app/build.gradle.kts b/examples/openfeature_kotlin_server/kotlin-app/build.gradle.kts
index 08e72e77ce7..17f82ce5ed8 100644
--- a/examples/openfeature_kotlin_server/kotlin-app/build.gradle.kts
+++ b/examples/openfeature_kotlin_server/kotlin-app/build.gradle.kts
@@ -1,7 +1,7 @@
 import org.jetbrains.kotlin.cli.jvm.main
 
 plugins {
-    kotlin("jvm") version "1.9.20"
+    kotlin("jvm") version "1.9.21"
     application
     id("com.github.johnrengelman.shadow") version "8.1.1"
     id("java")