diff --git a/compiler/ir/serialization.common/src/org/jetbrains/kotlin/backend/common/serialization/BasicIrModuleDeserializer.kt b/compiler/ir/serialization.common/src/org/jetbrains/kotlin/backend/common/serialization/BasicIrModuleDeserializer.kt
index 4e0806e4cb2..0bfe16d230e 100644
--- a/compiler/ir/serialization.common/src/org/jetbrains/kotlin/backend/common/serialization/BasicIrModuleDeserializer.kt
+++ b/compiler/ir/serialization.common/src/org/jetbrains/kotlin/backend/common/serialization/BasicIrModuleDeserializer.kt
@@ -142,6 +142,13 @@ abstract class BasicIrModuleDeserializer(
     override fun deserializeReachableDeclarations() {
         moduleDeserializationState.deserializeReachableDeclarations()
     }
+
+    override fun signatureDeserializerForFile(fileName: String): IdSignatureDeserializer {
+        val fileDeserializer = fileToDeserializerMap.entries.find { it.key.fileEntry.name == fileName }?.value
+            ?: error("No file deserializer for $fileName")
+
+        return fileDeserializer.symbolDeserializer.signatureDeserializer
+    }
 }
 
 private class ModuleDeserializationState(val linker: KotlinIrLinker, val moduleDeserializer: BasicIrModuleDeserializer) {
diff --git a/compiler/ir/serialization.common/src/org/jetbrains/kotlin/backend/common/serialization/IrModuleDeserializer.kt b/compiler/ir/serialization.common/src/org/jetbrains/kotlin/backend/common/serialization/IrModuleDeserializer.kt
index 8868f925e06..fcbe97e1477 100644
--- a/compiler/ir/serialization.common/src/org/jetbrains/kotlin/backend/common/serialization/IrModuleDeserializer.kt
+++ b/compiler/ir/serialization.common/src/org/jetbrains/kotlin/backend/common/serialization/IrModuleDeserializer.kt
@@ -92,6 +92,8 @@ abstract class IrModuleDeserializer(val moduleDescriptor: ModuleDescriptor, val
     open fun fileDeserializers(): Collection<IrFileDeserializer> = error("Unsupported")
 
     val compatibilityMode: CompatibilityMode get() = CompatibilityMode(libraryAbiVersion)
+
+    open fun signatureDeserializerForFile(fileName: String): IdSignatureDeserializer = error("Unsupported")
 }
 
 // Used to resolve built in symbols like `kotlin.ir.internal.*` or `kotlin.FunctionN`
@@ -231,6 +233,10 @@ class IrModuleDeserializerWithBuiltIns(
     override fun postProcess() {
         delegate.postProcess()
     }
+
+    override fun signatureDeserializerForFile(fileName: String): IdSignatureDeserializer {
+        return delegate.signatureDeserializerForFile(fileName)
+    }
 }
 
 open class CurrentModuleDeserializer(
diff --git a/compiler/ir/serialization.common/src/org/jetbrains/kotlin/backend/common/serialization/IrSymbolDeserializer.kt b/compiler/ir/serialization.common/src/org/jetbrains/kotlin/backend/common/serialization/IrSymbolDeserializer.kt
index ebc1cc679bb..31995ad7524 100644
--- a/compiler/ir/serialization.common/src/org/jetbrains/kotlin/backend/common/serialization/IrSymbolDeserializer.kt
+++ b/compiler/ir/serialization.common/src/org/jetbrains/kotlin/backend/common/serialization/IrSymbolDeserializer.kt
@@ -103,7 +103,7 @@ class IrSymbolDeserializer(
         }
     }
 
-    private val signatureDeserializer = IdSignatureDeserializer(fileReader, fileSymbol)
+    val signatureDeserializer = IdSignatureDeserializer(fileReader, fileSymbol)
 
     fun deserializeIdSignature(index: Int): IdSignature {
         return signatureDeserializer.deserializeIdSignature(index)
diff --git a/compiler/ir/serialization.common/src/org/jetbrains/kotlin/backend/common/serialization/KotlinIrLinker.kt b/compiler/ir/serialization.common/src/org/jetbrains/kotlin/backend/common/serialization/KotlinIrLinker.kt
index 6a18a77ae2b..1760fe8b8aa 100644
--- a/compiler/ir/serialization.common/src/org/jetbrains/kotlin/backend/common/serialization/KotlinIrLinker.kt
+++ b/compiler/ir/serialization.common/src/org/jetbrains/kotlin/backend/common/serialization/KotlinIrLinker.kt
@@ -323,6 +323,11 @@ abstract class KotlinIrLinker(
 
     fun deserializeHeadersWithInlineBodies(moduleDescriptor: ModuleDescriptor, kotlinLibrary: KotlinLibrary): IrModuleFragment =
         deserializeIrModuleHeader(moduleDescriptor, kotlinLibrary, DeserializationStrategy.WITH_INLINE_BODIES)
+
+    @Suppress("UNUSED_PARAMETER")
+    fun deserializeDirtyFiles(moduleDescriptor: ModuleDescriptor, kotlinLibrary: KotlinLibrary, dirtyFiles: Collection<String>): IrModuleFragment {
+        return deserializeFullModule(moduleDescriptor, kotlinLibrary)
+    }
 }
 
 enum class DeserializationStrategy(
diff --git a/compiler/ir/serialization.js/src/org/jetbrains/kotlin/ir/backend/js/klib.kt b/compiler/ir/serialization.js/src/org/jetbrains/kotlin/ir/backend/js/klib.kt
index e9efb59235a..ed69419b896 100644
--- a/compiler/ir/serialization.js/src/org/jetbrains/kotlin/ir/backend/js/klib.kt
+++ b/compiler/ir/serialization.js/src/org/jetbrains/kotlin/ir/backend/js/klib.kt
@@ -96,7 +96,7 @@ private val CompilerConfiguration.expectActualLinker: Boolean
 
 class KotlinFileSerializedData(val metadata: ByteArray, val irData: SerializedIrFile)
 
-private fun IrMessageLogger?.toResolverLogger(): Logger {
+fun IrMessageLogger?.toResolverLogger(): Logger {
     if (this == null) return DummyLogger
 
     return object : Logger {