diff --git a/core/serialization/src/org/jetbrains/jet/descriptors/serialization/descriptors/DeserializedClassDescriptor.kt b/core/serialization/src/org/jetbrains/jet/descriptors/serialization/descriptors/DeserializedClassDescriptor.kt
index 1d16406297c..b882c1a1c61 100644
--- a/core/serialization/src/org/jetbrains/jet/descriptors/serialization/descriptors/DeserializedClassDescriptor.kt
+++ b/core/serialization/src/org/jetbrains/jet/descriptors/serialization/descriptors/DeserializedClassDescriptor.kt
@@ -276,7 +276,7 @@ public class DeserializedClassDescriptor(outerContext: DeserializationContext, p
         private fun enumEntryNames(): Set<Name> {
             if (getKind() != ClassKind.ENUM_CLASS) return setOf()
 
-            val result = HashSet<Name>()
+            val result = LinkedHashSet<Name>()
             val nameResolver = context.nameResolver
             for (index in classProto.getEnumEntryList()) {
                 result.add(nameResolver.getName(index!!))