diff --git a/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/serialization/IrDescriptorDeserializer.kt b/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/serialization/IrDescriptorDeserializer.kt
index 44d1e6b4316..b1f7bc6b1de 100644
--- a/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/serialization/IrDescriptorDeserializer.kt
+++ b/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/serialization/IrDescriptorDeserializer.kt
@@ -79,7 +79,7 @@ internal class IrDescriptorDeserializer(val context: Context,
         context.log{"### deserialized Kotlin Type index=$index, text=$text:\t$realType"}
         return realType
     }
-    fun deserializeLocalDeclaration(irProto: KonanIr.KotlinDescriptor, proto: KonanLinkData.Descriptor): DeclarationDescriptor {
+    fun deserializeLocalDeclaration(irProto: KonanIr.KotlinDescriptor, proto: KonanIr.DeclarationDescriptor): DeclarationDescriptor {
         when {
             proto.hasFunction() -> {
                 val functionProto = proto.function
diff --git a/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/serialization/KonanIr.proto b/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/serialization/KonanIr.proto
index 4cb3eb2061d..ebf80e19bb7 100644
--- a/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/serialization/KonanIr.proto
+++ b/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/serialization/KonanIr.proto
@@ -2,6 +2,7 @@
 syntax = "proto2";
 package org.jetbrains.kotlin.serialization;
 
+import "org/jetbrains/kotlin/backend/konan/serialization/descriptors.proto1";
 import "org/jetbrains/kotlin/backend/konan/serialization/KonanLinkData.proto";
 option java_outer_classname = "KonanIr";
 option optimize_for = LITE_RUNTIME;
@@ -41,9 +42,18 @@ message UniqId {
     required int64 index = 1;
 }
 
+// Inner descriptors used for inlining.
+message DeclarationDescriptor {
+    // These are ProtoBuf.Function, ProtoBuf.Class etc
+    oneof descriptor {
+        Function function = 1;
+        Class clazz = 2;
+        Property property = 3;
+        Constructor constructor = 4;
+    }
+}
 message LocalDeclaration {
-    // This is Descriptor message from KonanLinkData
-    required Descriptor descriptor = 1;
+    required DeclarationDescriptor descriptor = 1;
 }
 
 message KotlinType {
diff --git a/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/serialization/KonanLinkData.proto b/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/serialization/KonanLinkData.proto
index a452ec23b7b..b27f769a6cb 100644
--- a/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/serialization/KonanLinkData.proto
+++ b/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/serialization/KonanLinkData.proto
@@ -70,16 +70,6 @@ message InlineIrBody {
     required string encoded_ir = 11;
 }
 
-// Inner descriptors used for inlining.
-message Descriptor {
-    oneof descriptor {
-        Function function = 1;
-        Class clazz = 2;
-        Property property = 3;
-        Constructor constructor = 4;
-    }
-}
-
 // Konan Binary Linkdata structures.
 
 message PackageFragment {
diff --git a/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/serialization/KonanSerializationUtil.kt b/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/serialization/KonanSerializationUtil.kt
index c21f6db2631..66f092f6cde 100644
--- a/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/serialization/KonanSerializationUtil.kt
+++ b/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/serialization/KonanSerializationUtil.kt
@@ -41,6 +41,7 @@ import org.jetbrains.kotlin.resolve.DescriptorUtils
 import org.jetbrains.kotlin.resolve.scopes.DescriptorKindFilter
 import org.jetbrains.kotlin.resolve.scopes.MemberScope
 import org.jetbrains.kotlin.serialization.KonanDescriptorSerializer
+import org.jetbrains.kotlin.serialization.KonanIr
 import org.jetbrains.kotlin.serialization.KonanLinkData
 import org.jetbrains.kotlin.serialization.ProtoBuf
 import org.jetbrains.kotlin.serialization.deserialization.*
@@ -295,9 +296,9 @@ internal class KonanSerializationUtil(val context: Context) {
         return property
     }
 
-    fun serializeLocalDeclaration(descriptor: DeclarationDescriptor): KonanLinkData.Descriptor {
+    fun serializeLocalDeclaration(descriptor: DeclarationDescriptor): KonanIr.DeclarationDescriptor {
 
-        val proto = KonanLinkData.Descriptor.newBuilder()
+        val proto = KonanIr.DeclarationDescriptor.newBuilder()
 
         context.log{"### serializeLocalDeclaration: $descriptor"}