diff --git a/samples/buildSrc/src/main/kotlin/Internals.kt b/samples/buildSrc/src/main/kotlin/Internals.kt
index d46ce36b47c..466f15e47f5 100644
--- a/samples/buildSrc/src/main/kotlin/Internals.kt
+++ b/samples/buildSrc/src/main/kotlin/Internals.kt
@@ -34,5 +34,5 @@ internal val NamedDomainObjectCollection<KotlinTargetPreset<*>>.linuxX64: Kotlin
 internal val NamedDomainObjectCollection<KotlinTargetPreset<*>>.mingwX64: KotlinTargetPreset<*>
     get() = getByName(::mingwX64.name) as KotlinTargetPreset<*>
 
-internal val NamedDomainObjectContainer<out KotlinCompilation>.main: KotlinNativeCompilation
+internal val NamedDomainObjectContainer<out KotlinCompilation<*>>.main: KotlinNativeCompilation
     get() = getByName(::main.name) as KotlinNativeCompilation