diff --git a/compiler/frontend/src/org/jetbrains/kotlin/frontend/di/injection.kt b/compiler/frontend/src/org/jetbrains/kotlin/frontend/di/injection.kt
index 8358a2a4986..cf6a584460a 100644
--- a/compiler/frontend/src/org/jetbrains/kotlin/frontend/di/injection.kt
+++ b/compiler/frontend/src/org/jetbrains/kotlin/frontend/di/injection.kt
@@ -28,7 +28,6 @@ import org.jetbrains.kotlin.extensions.StorageComponentContainerContributor
 import org.jetbrains.kotlin.incremental.components.LookupTracker
 import org.jetbrains.kotlin.psi.KtFile
 import org.jetbrains.kotlin.resolve.*
-import org.jetbrains.kotlin.resolve.calls.tower.CommonSupertypeCalculatorImpl
 import org.jetbrains.kotlin.resolve.calls.tower.IsDescriptorFromSourcePredicateImpl
 import org.jetbrains.kotlin.resolve.lazy.*
 import org.jetbrains.kotlin.resolve.lazy.declarations.DeclarationProviderFactory
@@ -62,7 +61,6 @@ fun StorageComponentContainer.configureModule(
 
 private fun StorageComponentContainer.configurePlatformIndependentComponents() {
     useImpl<SupertypeLoopCheckerImpl>()
-    useInstance(CommonSupertypeCalculatorImpl)
     useInstance(IsDescriptorFromSourcePredicateImpl)
 }
 
diff --git a/compiler/frontend/src/org/jetbrains/kotlin/resolve/calls/tower/SpecialComponentImpls.kt b/compiler/frontend/src/org/jetbrains/kotlin/resolve/calls/tower/SpecialComponentImpls.kt
index f386d1a3ca1..c73eba9a583 100644
--- a/compiler/frontend/src/org/jetbrains/kotlin/resolve/calls/tower/SpecialComponentImpls.kt
+++ b/compiler/frontend/src/org/jetbrains/kotlin/resolve/calls/tower/SpecialComponentImpls.kt
@@ -18,14 +18,7 @@ package org.jetbrains.kotlin.resolve.calls.tower
 
 import org.jetbrains.kotlin.descriptors.CallableDescriptor
 import org.jetbrains.kotlin.resolve.DescriptorToSourceUtils
-import org.jetbrains.kotlin.resolve.calls.components.CommonSupertypeCalculator
 import org.jetbrains.kotlin.resolve.calls.components.IsDescriptorFromSourcePredicate
-import org.jetbrains.kotlin.types.CommonSupertypes
-import org.jetbrains.kotlin.types.UnwrappedType
-
-object CommonSupertypeCalculatorImpl : CommonSupertypeCalculator {
-    override fun invoke(p1: Collection<UnwrappedType>): UnwrappedType = CommonSupertypes.commonSupertype(p1).unwrap()
-}
 
 object IsDescriptorFromSourcePredicateImpl: IsDescriptorFromSourcePredicate {
     override fun invoke(p1: CallableDescriptor) = DescriptorToSourceUtils.descriptorToDeclaration(p1) != null
diff --git a/compiler/resolution/src/org/jetbrains/kotlin/resolve/calls/components/ExternalComponents.kt b/compiler/resolution/src/org/jetbrains/kotlin/resolve/calls/components/ExternalComponents.kt
index 3ef8bdf6fea..9eaec0aa5cd 100644
--- a/compiler/resolution/src/org/jetbrains/kotlin/resolve/calls/components/ExternalComponents.kt
+++ b/compiler/resolution/src/org/jetbrains/kotlin/resolve/calls/components/ExternalComponents.kt
@@ -23,8 +23,6 @@ import org.jetbrains.kotlin.types.UnwrappedType
 
 interface IsDescriptorFromSourcePredicate: (CallableDescriptor) -> Boolean
 
-interface CommonSupertypeCalculator: (Collection<UnwrappedType>) -> UnwrappedType
-
 // This components hold state (trace). Work with this carefully.
 interface KotlinResolutionCallbacks {
     fun analyzeAndGetLambdaResultArguments(