diff --git a/core/descriptor.loader.java/src/org/jetbrains/kotlin/load/java/lazy/descriptors/LazyJavaMemberScope.kt b/core/descriptor.loader.java/src/org/jetbrains/kotlin/load/java/lazy/descriptors/LazyJavaMemberScope.kt
index 814c0ef8638..666db4fa196 100644
--- a/core/descriptor.loader.java/src/org/jetbrains/kotlin/load/java/lazy/descriptors/LazyJavaMemberScope.kt
+++ b/core/descriptor.loader.java/src/org/jetbrains/kotlin/load/java/lazy/descriptors/LazyJavaMemberScope.kt
@@ -76,7 +76,7 @@ public abstract class LazyJavaMemberScope(
 
     protected abstract fun getDispatchReceiverParameter(): ReceiverParameterDescriptor?
 
-    private val functions = c.storageManager.createMemoizedFunction<Name, List<FunctionDescriptor>> {
+    private val functions = c.storageManager.createMemoizedFunction<Name, Collection<FunctionDescriptor>> {
         name ->
         val result = LinkedHashSet<SimpleFunctionDescriptor>()