diff --git a/kotlin/build.gradle b/kotlin/build.gradle
index 0856898..cc6043c 100644
--- a/kotlin/build.gradle
+++ b/kotlin/build.gradle
@@ -30,6 +30,10 @@ dependencies {
 
 		'com.nhaarman.mockitokotlin2:mockito-kotlin:2.2.0'
 	)
+
+	testRuntimeOnly(
+		"org.junit.platform:junit-platform-launcher:1.11.3"
+	)
 }
 
 tasks.withType(KotlinCompile) {