diff --git a/libraries/tools/kotlin-gradle-plugin/src/common/kotlin/org/jetbrains/kotlin/gradle/plugin/mpp/CompilationDetails.kt b/libraries/tools/kotlin-gradle-plugin/src/common/kotlin/org/jetbrains/kotlin/gradle/plugin/mpp/CompilationDetails.kt
index 6fb128e1714..c588ea78ffa 100644
--- a/libraries/tools/kotlin-gradle-plugin/src/common/kotlin/org/jetbrains/kotlin/gradle/plugin/mpp/CompilationDetails.kt
+++ b/libraries/tools/kotlin-gradle-plugin/src/common/kotlin/org/jetbrains/kotlin/gradle/plugin/mpp/CompilationDetails.kt
@@ -58,48 +58,6 @@ interface CompilationDetailsWithRuntime<T : KotlinCommonOptions> : CompilationDe
 internal val CompilationDetails<*>.associateCompilationsClosure: Iterable<CompilationDetails<*>>
     get() = closure { it.associateCompilations }
 
-internal open class VariantMappedCompilationDetails<T : KotlinCommonOptions>(
-    open val variant: GradleKpmVariantInternal,
-    override val target: KotlinTarget,
-    defaultSourceSet: FragmentMappedKotlinSourceSet,
-) : AbstractCompilationDetails<T>(defaultSourceSet) {
-
-    @Suppress("UNCHECKED_CAST")
-    override val compilationData: KotlinCompilationData<T>
-        get() = variant.compilationData as KotlinCompilationData<T>
-
-    override fun whenSourceSetAdded(sourceSet: KotlinSourceSet) {
-        compilation.defaultSourceSet.dependsOn(sourceSet)
-    }
-
-    override fun associateWith(other: CompilationDetails<*>) {
-        if (other !is VariantMappedCompilationDetails<*>)
-            error("a mapped variant can't be associated with a legacy one")
-        val otherModule = other.variant.containingModule
-        if (otherModule === variant.containingModule)
-            error("cannot associate $compilation with ${other.compilation} as they are mapped to the same $otherModule")
-        variant.containingModule.dependencies { implementation(otherModule) }
-    }
-
-    override val associateCompilations: Set<CompilationDetails<*>> get() = emptySet()
-
-    override val compileDependencyFilesHolder: GradleKpmDependencyFilesHolder
-        get() = GradleKpmDependencyFilesHolder.ofVariantCompileDependencies(variant)
-
-    override val kotlinDependenciesHolder: HasKotlinDependencies
-        get() = variant
-
-}
-
-internal open class VariantMappedCompilationDetailsWithRuntime<T : KotlinCommonOptions>(
-    override val variant: GradleKpmVariantWithRuntimeInternal,
-    target: KotlinTarget,
-    defaultSourceSet: FragmentMappedKotlinSourceSet
-) : VariantMappedCompilationDetails<T>(variant, target, defaultSourceSet),
-    CompilationDetailsWithRuntime<T> {
-    override val runtimeDependencyFilesHolder: GradleKpmDependencyFilesHolder
-        get() = GradleKpmDependencyFilesHolder.ofVariantRuntimeDependencies(variant)
-}
 
 internal class WithJavaCompilationDetails<T : KotlinCommonOptions, CO : KotlinCommonCompilerOptions>(
     target: KotlinTarget,
diff --git a/libraries/tools/kotlin-gradle-plugin/src/common/kotlin/org/jetbrains/kotlin/gradle/plugin/mpp/pm20/GradleKpmAwareTargetConfigurator.kt b/libraries/tools/kotlin-gradle-plugin/src/common/kotlin/org/jetbrains/kotlin/gradle/plugin/mpp/pm20/GradleKpmAwareTargetConfigurator.kt
index 773646ca8ca..a276f2353c0 100644
--- a/libraries/tools/kotlin-gradle-plugin/src/common/kotlin/org/jetbrains/kotlin/gradle/plugin/mpp/pm20/GradleKpmAwareTargetConfigurator.kt
+++ b/libraries/tools/kotlin-gradle-plugin/src/common/kotlin/org/jetbrains/kotlin/gradle/plugin/mpp/pm20/GradleKpmAwareTargetConfigurator.kt
@@ -8,7 +8,6 @@ package org.jetbrains.kotlin.gradle.plugin.mpp.pm20
 import org.jetbrains.kotlin.gradle.plugin.*
 import org.jetbrains.kotlin.gradle.plugin.mpp.AbstractKotlinCompilation
 import org.jetbrains.kotlin.gradle.plugin.mpp.AbstractKotlinTarget
-import org.jetbrains.kotlin.gradle.plugin.mpp.VariantMappedCompilationDetails
 import java.util.concurrent.Callable
 
 internal open class GradleKpmAwareTargetConfigurator<T : KotlinTarget>(
diff --git a/libraries/tools/kotlin-gradle-plugin/src/common/kotlin/org/jetbrains/kotlin/gradle/plugin/mpp/pm20/VariantMappedCompilationDetails.kt b/libraries/tools/kotlin-gradle-plugin/src/common/kotlin/org/jetbrains/kotlin/gradle/plugin/mpp/pm20/VariantMappedCompilationDetails.kt
new file mode 100644
index 00000000000..b5c97cd9699
--- /dev/null
+++ b/libraries/tools/kotlin-gradle-plugin/src/common/kotlin/org/jetbrains/kotlin/gradle/plugin/mpp/pm20/VariantMappedCompilationDetails.kt
@@ -0,0 +1,61 @@
+/*
+ * Copyright 2010-2022 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.gradle.plugin.mpp.pm20
+
+import org.jetbrains.kotlin.gradle.dsl.KotlinCommonOptions
+import org.jetbrains.kotlin.gradle.plugin.HasKotlinDependencies
+import org.jetbrains.kotlin.gradle.plugin.KotlinSourceSet
+import org.jetbrains.kotlin.gradle.plugin.KotlinTarget
+import org.jetbrains.kotlin.gradle.plugin.mpp.AbstractCompilationDetails
+import org.jetbrains.kotlin.gradle.plugin.mpp.CompilationDetails
+import org.jetbrains.kotlin.gradle.plugin.mpp.CompilationDetailsWithRuntime
+import org.jetbrains.kotlin.gradle.plugin.mpp.pm20.util.GradleKpmDependencyFilesHolder
+import org.jetbrains.kotlin.gradle.plugin.mpp.pm20.util.ofVariantCompileDependencies
+import org.jetbrains.kotlin.gradle.plugin.mpp.pm20.util.ofVariantRuntimeDependencies
+import org.jetbrains.kotlin.gradle.plugin.sources.kpm.FragmentMappedKotlinSourceSet
+
+internal open class VariantMappedCompilationDetails<T : KotlinCommonOptions>(
+    open val variant: GradleKpmVariantInternal,
+    override val target: KotlinTarget,
+    defaultSourceSet: FragmentMappedKotlinSourceSet,
+) : AbstractCompilationDetails<T>(defaultSourceSet) {
+
+    @Suppress("UNCHECKED_CAST")
+    override val compilationData: KotlinCompilationData<T>
+        get() = variant.compilationData as KotlinCompilationData<T>
+
+    override fun whenSourceSetAdded(sourceSet: KotlinSourceSet) {
+        compilation.defaultSourceSet.dependsOn(sourceSet)
+    }
+
+    override fun associateWith(other: CompilationDetails<*>) {
+        if (other !is VariantMappedCompilationDetails<*>)
+            error("a mapped variant can't be associated with a legacy one")
+        val otherModule = other.variant.containingModule
+        if (otherModule === variant.containingModule)
+            error("cannot associate $compilation with ${other.compilation} as they are mapped to the same $otherModule")
+        variant.containingModule.dependencies { implementation(otherModule) }
+    }
+
+    override val associateCompilations: Set<CompilationDetails<*>> get() = emptySet()
+
+    override val compileDependencyFilesHolder: GradleKpmDependencyFilesHolder
+        get() = GradleKpmDependencyFilesHolder.ofVariantCompileDependencies(variant)
+
+    override val kotlinDependenciesHolder: HasKotlinDependencies
+        get() = variant
+
+}
+
+internal open class VariantMappedCompilationDetailsWithRuntime<T : KotlinCommonOptions>(
+    override val variant: GradleKpmVariantWithRuntimeInternal,
+    target: KotlinTarget,
+    defaultSourceSet: FragmentMappedKotlinSourceSet
+) : VariantMappedCompilationDetails<T>(variant, target, defaultSourceSet),
+    CompilationDetailsWithRuntime<T> {
+    override val runtimeDependencyFilesHolder: GradleKpmDependencyFilesHolder
+        get() = GradleKpmDependencyFilesHolder.ofVariantRuntimeDependencies(variant)
+}