diff --git a/test/hs/DebugProtoTest_Main.hs b/test/hs/DebugProtoTest_Main.hs
old mode 100644
new mode 100755
index 816eee3..f6a031c
--- a/test/hs/DebugProtoTest_Main.hs
+++ b/test/hs/DebugProtoTest_Main.hs
@@ -17,6 +17,8 @@
 -- under the License.
 --
 
+{-# LANGUAGE OverloadedStrings #-}
+
 module Main where
 
 
@@ -78,7 +80,7 @@
             Types.f_CompactProtoTestStruct_string_list = Nothing,
             Types.f_CompactProtoTestStruct_binary_list = Nothing,
             Types.f_CompactProtoTestStruct_boolean_list = Nothing,
-            Types.f_CompactProtoTestStruct_struct_list = Just [Types.Empty],
+            Types.f_CompactProtoTestStruct_struct_list = Nothing,
 
             Types.f_CompactProtoTestStruct_byte_set = Nothing,
             Types.f_CompactProtoTestStruct_i16_set = Nothing,