diff --git a/pycscope/__init__.py b/pycscope/__init__.py
index e0adc90..eac8252 100755
--- a/pycscope/__init__.py
+++ b/pycscope/__init__.py
@@ -22,7 +22,7 @@
 
 import getopt, sys, os, string, re
 import keyword, parser, symbol, token
-
+import tokenize
 
 class Mark(object):
     """ Marks, as defined by Cscope, that are implemented.
@@ -222,7 +222,7 @@ def parseFile(basepath, relpath, indexbuff, indexbuff_len, fnamesbuff, dump=Fals
     # Open the file and get the contents
     fullpath = os.path.join(basepath, relpath)
     try:
-        f = open(fullpath, 'rU')
+        f = tokenize.open(fullpath)
     except IOError as e:
         # Can't open a file, emit message and ignore
         print("pycscope.py: %s" % e)