diff --git a/wscript b/trunk/wscript

index b915199a..f3e4d129 100644

--- a/wscript

+++ b/wscript

@@ -534,7 +534,7 @@ def sub_file(task):

     dst_fname = task.outputs[0].abspath()

     lst = task.generator.sub_list

-    with open(src_fname, 'rU') as f:

+    with open(src_fname, 'r') as f:

         txt = f.read()

     for (key, val) in lst:

         re_pat = re.compile(key, re.M)