diff --git a/smoke-test-kotlin/build.gradle.kts b/smoke-test-kotlin/build.gradle.kts
index 0e4dce0..c1cbd6e 100644
--- a/smoke-test-kotlin/build.gradle.kts
+++ b/smoke-test-kotlin/build.gradle.kts
@@ -2,7 +2,7 @@ import java.util.Properties
 import org.jetbrains.kotlin.gradle.dsl.JvmTarget
 
 plugins {
-    kotlin("jvm") version "2.4.10"
+    kotlin("jvm") version "2.4.21"
 }
 
 val properties = Properties().apply {