diff --git a/kotlin-native/backend.native/tests/samples/uikit/build.gradle.kts b/kotlin-native/backend.native/tests/samples/uikit/build.gradle.kts
index 79e7e63e023..e5672193f69 100644
--- a/kotlin-native/backend.native/tests/samples/uikit/build.gradle.kts
+++ b/kotlin-native/backend.native/tests/samples/uikit/build.gradle.kts
@@ -101,3 +101,7 @@ val packForXCode = if (sdkName == null || targetBuildDir == null || executablePa
         }
     }
 }
+
+tasks.withType<org.jetbrains.kotlin.gradle.tasks.KotlinNativeCompile>().configureEach {
+    compilerOptions.languageVersion.set(org.jetbrains.kotlin.gradle.dsl.KotlinVersion.KOTLIN_1_9)
+}