diff --git a/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/Context.kt b/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/Context.kt
index 28dfded6a64..090d33fc455 100644
--- a/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/Context.kt
+++ b/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/Context.kt
@@ -50,12 +50,12 @@ import kotlin.LazyThreadSafetyMode.PUBLICATION
 import kotlin.reflect.KProperty
 import org.jetbrains.kotlin.backend.common.ir.copyTo
 import org.jetbrains.kotlin.backend.common.serialization.KotlinMangler
-import org.jetbrains.kotlin.backend.common.serialization.SerializedIr
 import org.jetbrains.kotlin.backend.konan.objcexport.ObjCExport
 import org.jetbrains.kotlin.backend.konan.llvm.coverage.CoverageManager
 import org.jetbrains.kotlin.ir.symbols.impl.IrTypeParameterSymbolImpl
 import org.jetbrains.kotlin.name.FqName
 import org.jetbrains.kotlin.konan.library.KonanLibraryLayout
+import org.jetbrains.kotlin.library.SerializedIr
 
 /**
  * Offset for synthetic elements created by lowerings and not attributable to other places in the source code.
diff --git a/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/injection.kt b/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/injection.kt
index cb7ee31abb7..07cb9c25e3f 100644
--- a/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/injection.kt
+++ b/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/injection.kt
@@ -15,7 +15,7 @@ import org.jetbrains.kotlin.resolve.konan.platform.NativePlatformAnalyzerService
 import org.jetbrains.kotlin.resolve.lazy.KotlinCodeAnalyzer
 import org.jetbrains.kotlin.resolve.lazy.ResolveSession
 import org.jetbrains.kotlin.resolve.lazy.declarations.DeclarationProviderFactory
-import org.jetbrains.kotlin.types.SubstitutingScopeProviderImpl
+
 
 fun createTopDownAnalyzerProviderForKonan(
         moduleContext: ModuleContext,
@@ -32,7 +32,6 @@ fun createTopDownAnalyzerProviderForKonan(
 
         CompilerEnvironment.configure(this)
 
-        useImpl<SubstitutingScopeProviderImpl>()
         useImpl<ResolveSession>()
         useImpl<LazyTopDownAnalyzer>()
 
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 5346ad40aba..7dc7ebc872f 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
@@ -5,7 +5,6 @@
 
 package org.jetbrains.kotlin.backend.konan.serialization
 
-import org.jetbrains.kotlin.backend.common.serialization.SerializedIr
 import org.jetbrains.kotlin.backend.konan.Context
 import org.jetbrains.kotlin.backend.konan.descriptors.isExpectMember
 import org.jetbrains.kotlin.backend.konan.descriptors.isSerializableExpectClass
diff --git a/gradle.properties b/gradle.properties
index 216d3563aa9..f2945d24bae 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -15,14 +15,14 @@
 #
 
 # A version of the Kotlin "toolchain" (compiler, runtime, stdlib etc) used by the build script.
-buildKotlinVersion=1.3.50-dev-787
-buildKotlinCompilerRepo=https://teamcity.jetbrains.com/guestAuth/app/rest/builds/buildType:(id:Kotlin_dev_Compiler),number:1.3.50-dev-787,branch:default:any,pinned:true/artifacts/content/maven
+buildKotlinVersion=1.3.50-dev-1010
+buildKotlinCompilerRepo=https://teamcity.jetbrains.com/guestAuth/app/rest/builds/buildType:(id:Kotlin_dev_Compiler),number:1.3.50-dev-1010,branch:default:any,pinned:true/artifacts/content/maven
 remoteRoot=konan_tests
-kotlinCompilerRepo=https://teamcity.jetbrains.com/guestAuth/app/rest/builds/buildType:(id:Kotlin_dev_Compiler),number:1.3.50-dev-787,branch:default:any,pinned:true/artifacts/content/maven
-kotlinVersion=1.3.50-dev-787
-kotlinStdlibRepo=https://teamcity.jetbrains.com/guestAuth/app/rest/builds/buildType:(id:Kotlin_dev_Compiler),number:1.3.50-dev-787,branch:default:any,pinned:true/artifacts/content/maven
-kotlinStdlibVersion=1.3.50-dev-787
-testKotlinCompilerVersion=1.3.50-dev-787
+kotlinCompilerRepo=https://teamcity.jetbrains.com/guestAuth/app/rest/builds/buildType:(id:Kotlin_dev_Compiler),number:1.3.50-dev-1010,branch:default:any,pinned:true/artifacts/content/maven
+kotlinVersion=1.3.50-dev-1010
+kotlinStdlibRepo=https://teamcity.jetbrains.com/guestAuth/app/rest/builds/buildType:(id:Kotlin_dev_Compiler),number:1.3.50-dev-1010,branch:default:any,pinned:true/artifacts/content/maven
+kotlinStdlibVersion=1.3.50-dev-1010
+testKotlinCompilerVersion=1.3.50-dev-630
 konanVersion=1.3.50
 org.gradle.jvmargs='-Dfile.encoding=UTF-8'
 org.gradle.workers.max=4