diff --git a/libraries/tools/kotlin-gradle-plugin/src/common/kotlin/org/jetbrains/kotlin/gradle/targets/native/internal/CInteropMetadataDependencyTransformationTask.kt b/libraries/tools/kotlin-gradle-plugin/src/common/kotlin/org/jetbrains/kotlin/gradle/targets/native/internal/CInteropMetadataDependencyTransformationTask.kt
index c24d2d06e17..4a7672522af 100644
--- a/libraries/tools/kotlin-gradle-plugin/src/common/kotlin/org/jetbrains/kotlin/gradle/targets/native/internal/CInteropMetadataDependencyTransformationTask.kt
+++ b/libraries/tools/kotlin-gradle-plugin/src/common/kotlin/org/jetbrains/kotlin/gradle/targets/native/internal/CInteropMetadataDependencyTransformationTask.kt
@@ -137,7 +137,7 @@ internal open class CInteropMetadataDependencyTransformationTask @Inject constru
     class ChooseVisibleSourceSetProjection(
         @Input val dependencyModuleIdentifiers: List<KpmModuleIdentifier>,
         @Nested val projectStructureMetadata: KotlinProjectStructureMetadata,
-        @Input val visibleSourceSetProvidingCInterops: String?
+        @Optional @Input val visibleSourceSetProvidingCInterops: String?
     ) {
         constructor(chooseVisibleSourceSets: ChooseVisibleSourceSets) : this(
             dependencyModuleIdentifiers = chooseVisibleSourceSets.dependency.toKpmModuleIdentifiers(),