diff --git a/watchdog-bell/build.gradle.kts b/watchdog-bell/build.gradle.kts
index 4dd49b8..4590ee2 100644
--- a/watchdog-bell/build.gradle.kts
+++ b/watchdog-bell/build.gradle.kts
@@ -46,6 +46,13 @@ dependencies {
     implementation("dev.usbharu.unos:utils")
 }
 
+tasks.test {
+    useJUnitPlatform()
+}
+kotlin {
+    jvmToolchain(17)
+}
+
 protobuf {
     protoc {
         artifact = "com.google.protobuf:protoc:3.25.3"