diff --git a/idea/idea-analysis/src/org/jetbrains/kotlin/idea/caches/project/IdeaModuleInfos.kt b/idea/idea-analysis/src/org/jetbrains/kotlin/idea/caches/project/IdeaModuleInfos.kt
index 8573b0e4339..3efae6433e6 100644
--- a/idea/idea-analysis/src/org/jetbrains/kotlin/idea/caches/project/IdeaModuleInfos.kt
+++ b/idea/idea-analysis/src/org/jetbrains/kotlin/idea/caches/project/IdeaModuleInfos.kt
@@ -16,6 +16,7 @@ import com.intellij.openapi.roots.impl.libraries.LibraryEx
 import com.intellij.openapi.roots.libraries.Library
 import com.intellij.openapi.util.ModificationTracker
 import com.intellij.openapi.vfs.VirtualFile
+import com.intellij.psi.ResolveScopeEnlarger
 import com.intellij.psi.search.GlobalSearchScope
 import com.intellij.psi.util.CachedValueProvider
 import com.intellij.util.PathUtil
@@ -58,6 +59,14 @@ interface IdeaModuleInfo : org.jetbrains.kotlin.idea.caches.resolve.IdeaModuleIn
     override fun dependencies(): List<IdeaModuleInfo>
 }
 
+private fun enlargedSearchScope(searchScope: GlobalSearchScope, moduleFile: VirtualFile?): GlobalSearchScope {
+    if (moduleFile == null) return searchScope
+    return ResolveScopeEnlarger.EP_NAME.extensions.fold(searchScope) { scope, enlarger ->
+        val extra = enlarger.getAdditionalResolveScope(moduleFile, scope.project)
+        if (extra != null) scope.union(extra) else scope
+    }
+}
+
 private fun orderEntryToModuleInfo(project: Project, orderEntry: OrderEntry, forProduction: Boolean): List<IdeaModuleInfo> {
     fun Module.toInfos() = correspondingModuleInfos().filter { !forProduction || it is ModuleProductionSourceInfo }
 
@@ -161,7 +170,7 @@ data class ModuleProductionSourceInfo internal constructor(
 
     override val stableName: Name = module.getStableName()
 
-    override fun contentScope(): GlobalSearchScope = ModuleProductionSourceScope(module)
+    override fun contentScope(): GlobalSearchScope = enlargedSearchScope(ModuleProductionSourceScope(module), module.moduleFile)
 
     override fun <T> createCachedValueProvider(f: () -> CachedValueProvider.Result<T>) = CachedValueProvider { f() }
 }
@@ -177,7 +186,7 @@ data class ModuleTestSourceInfo internal constructor(override val module: Module
 
     override val displayedName get() = module.name + " (test)"
 
-    override fun contentScope(): GlobalSearchScope = ModuleTestSourceScope(module)
+    override fun contentScope(): GlobalSearchScope = enlargedSearchScope(ModuleTestSourceScope(module), module.moduleFile)
 
     override fun modulesWhoseInternalsAreVisible() = module.cached(CachedValueProvider {
         val list = SmartList<ModuleInfo>()
@@ -433,4 +442,4 @@ data class PlatformModuleInfo(
 }
 
 fun IdeaModuleInfo.projectSourceModules(): List<ModuleSourceInfo>? =
-    (this as? ModuleSourceInfo)?.let(::listOf) ?: (this as? PlatformModuleInfo)?.containedModules
\ No newline at end of file
+    (this as? ModuleSourceInfo)?.let(::listOf) ?: (this as? PlatformModuleInfo)?.containedModules