diff --git a/kotlin-native/Interop/Runtime/src/main/kotlin/kotlinx/cinterop/StableRef.kt b/kotlin-native/Interop/Runtime/src/main/kotlin/kotlinx/cinterop/StableRef.kt
index 060aa818c66..727dbe9f469 100644
--- a/kotlin-native/Interop/Runtime/src/main/kotlin/kotlinx/cinterop/StableRef.kt
+++ b/kotlin-native/Interop/Runtime/src/main/kotlin/kotlinx/cinterop/StableRef.kt
@@ -27,7 +27,8 @@ typealias StableObjPtr = StableRef<*>
  * Any [StableRef] should be manually [disposed][dispose]
  */
 @Suppress("NON_PUBLIC_PRIMARY_CONSTRUCTOR_OF_INLINE_CLASS")
-public inline class StableRef<out T : Any> @PublishedApi internal constructor(
+@kotlin.jvm.JvmInline
+public value class StableRef<out T : Any> @PublishedApi internal constructor(
         private val stablePtr: COpaquePointer
 ) {
 
diff --git a/kotlin-native/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/descriptors/DescriptorUtils.kt b/kotlin-native/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/descriptors/DescriptorUtils.kt
index 3b5f13a5cb7..e945ff8d847 100644
--- a/kotlin-native/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/descriptors/DescriptorUtils.kt
+++ b/kotlin-native/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/descriptors/DescriptorUtils.kt
@@ -105,8 +105,8 @@ private fun IrFunction.typeWithKindAt(index: ParameterIndex) = when (index) {
 private fun IrFunction.needBridgeToAt(target: IrFunction, index: ParameterIndex)
         = bridgeDirectionToAt(target, index).kind != BridgeDirectionKind.NONE
 
-@Suppress("EXPERIMENTAL_FEATURE_WARNING")
-private inline class ParameterIndex(val index: Int) {
+@JvmInline
+private value class ParameterIndex(val index: Int) {
     companion object {
         val RETURN_INDEX = ParameterIndex(0)
         val DISPATCH_RECEIVER_INDEX = ParameterIndex(1)