diff --git a/compiler/ir/serialization.native/src/org/jetbrains/kotlin/backend/konan/serialization/KonanFakeOverrideClassFilter.kt b/compiler/ir/serialization.native/src/org/jetbrains/kotlin/backend/konan/serialization/KonanFakeOverrideClassFilter.kt
new file mode 100644
index 00000000000..1f8d72b6e09
--- /dev/null
+++ b/compiler/ir/serialization.native/src/org/jetbrains/kotlin/backend/konan/serialization/KonanFakeOverrideClassFilter.kt
@@ -0,0 +1,40 @@
+/*
+ * Copyright 2010-2023 JetBrains s.r.o. and Kotlin Programming Language contributors.
+ * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
+ */
+
+package org.jetbrains.kotlin.backend.konan.serialization
+
+import org.jetbrains.kotlin.backend.common.overrides.FakeOverrideClassFilter
+import org.jetbrains.kotlin.fir.lazy.Fir2IrLazyClass
+import org.jetbrains.kotlin.ir.ObsoleteDescriptorBasedAPI
+import org.jetbrains.kotlin.ir.declarations.IrClass
+import org.jetbrains.kotlin.ir.declarations.lazy.IrLazyClass
+import org.jetbrains.kotlin.ir.symbols.IrClassSymbol
+import org.jetbrains.kotlin.ir.symbols.impl.IrPublicSymbolBase
+import org.jetbrains.kotlin.ir.types.classOrNull
+import org.jetbrains.kotlin.ir.util.IdSignature
+
+object KonanFakeOverrideClassFilter : FakeOverrideClassFilter {
+    private fun IdSignature.isInteropSignature(): Boolean = with(this) {
+        IdSignature.Flags.IS_NATIVE_INTEROP_LIBRARY.test()
+    }
+
+    @OptIn(ObsoleteDescriptorBasedAPI::class)
+    private fun IrClassSymbol.isInterop(): Boolean {
+        if (this is IrPublicSymbolBase<*> && this.signature.isInteropSignature()) return true
+
+        // K2 doesn't properly put signatures into such symbols yet, workaround:
+        return this.isBound && this.owner is Fir2IrLazyClass && this.owner.isFromInteropLibraryByDescriptor()
+    }
+
+    // This is an alternative to .isObjCClass that doesn't need to walk up all the class heirarchy,
+    // rather it only looks at immediate super class symbols.
+    private fun IrClass.hasInteropSuperClass() = this.superTypes
+        .mapNotNull { it.classOrNull }
+        .any { it.isInterop() }
+
+    override fun needToConstructFakeOverrides(clazz: IrClass): Boolean {
+        return !clazz.hasInteropSuperClass() && clazz !is IrLazyClass
+    }
+}
diff --git a/kotlin-native/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/serialization/KonanIrLinker.kt b/kotlin-native/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/serialization/KonanIrLinker.kt
index 29ac81da738..e43e84476cd 100644
--- a/kotlin-native/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/serialization/KonanIrLinker.kt
+++ b/kotlin-native/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/serialization/KonanIrLinker.kt
@@ -18,7 +18,6 @@ package org.jetbrains.kotlin.backend.konan.serialization
 
 import org.jetbrains.kotlin.backend.common.linkage.issues.UserVisibleIrModulesSupport
 import org.jetbrains.kotlin.backend.common.linkage.partial.PartialLinkageSupportForLinker
-import org.jetbrains.kotlin.backend.common.overrides.FakeOverrideClassFilter
 import org.jetbrains.kotlin.backend.common.overrides.IrLinkerFakeOverrideProvider
 import org.jetbrains.kotlin.backend.common.serialization.*
 import org.jetbrains.kotlin.backend.konan.CacheDeserializationStrategy
@@ -29,17 +28,12 @@ import org.jetbrains.kotlin.backend.konan.ir.interop.IrProviderForCEnumAndCStruc
 import org.jetbrains.kotlin.backend.konan.ir.konanLibrary
 import org.jetbrains.kotlin.descriptors.ModuleDescriptor
 import org.jetbrains.kotlin.descriptors.konan.isNativeStdlib
-import org.jetbrains.kotlin.fir.lazy.Fir2IrLazyClass
 import org.jetbrains.kotlin.ir.IrBuiltIns
 import org.jetbrains.kotlin.ir.ObsoleteDescriptorBasedAPI
 import org.jetbrains.kotlin.ir.builders.TranslationPluginContext
 import org.jetbrains.kotlin.ir.declarations.*
-import org.jetbrains.kotlin.ir.declarations.lazy.IrLazyClass
 import org.jetbrains.kotlin.ir.overrides.IrExternalOverridabilityCondition
-import org.jetbrains.kotlin.ir.symbols.IrClassSymbol
-import org.jetbrains.kotlin.ir.symbols.impl.IrPublicSymbolBase
 import org.jetbrains.kotlin.ir.types.IrTypeSystemContextImpl
-import org.jetbrains.kotlin.ir.types.classOrNull
 import org.jetbrains.kotlin.ir.util.*
 import org.jetbrains.kotlin.library.KotlinLibrary
 import org.jetbrains.kotlin.library.encodings.WobblyTF8
@@ -264,30 +258,6 @@ internal object EagerInitializedPropertySerializer {
     }
 }
 
-object KonanFakeOverrideClassFilter : FakeOverrideClassFilter {
-    private fun IdSignature.isInteropSignature(): Boolean = with(this) {
-        IdSignature.Flags.IS_NATIVE_INTEROP_LIBRARY.test()
-    }
-
-    @OptIn(ObsoleteDescriptorBasedAPI::class)
-    private fun IrClassSymbol.isInterop(): Boolean {
-        if (this is IrPublicSymbolBase<*> && this.signature.isInteropSignature()) return true
-
-        // K2 doesn't properly put signatures into such symbols yet, workaround:
-        return this.isBound && this.owner is Fir2IrLazyClass && this.owner.isFromInteropLibraryByDescriptor()
-    }
-
-    // This is an alternative to .isObjCClass that doesn't need to walk up all the class heirarchy,
-    // rather it only looks at immediate super class symbols.
-    private fun IrClass.hasInteropSuperClass() = this.superTypes
-            .mapNotNull { it.classOrNull }
-            .any { it.isInterop() }
-
-    override fun needToConstructFakeOverrides(clazz: IrClass): Boolean {
-        return !clazz.hasInteropSuperClass() && clazz !is IrLazyClass
-    }
-}
-
 internal data class DeserializedInlineFunction(val firstAccess: Boolean, val function: InlineFunctionOriginInfo)
 
 @OptIn(ObsoleteDescriptorBasedAPI::class)