diff --git a/cnvdb.py b/cnvdb.py
index cba3018cc..a1e200ea8 100644
--- a/cnvdb.py
+++ b/cnvdb.py
@@ -31,8 +31,7 @@ class Convert():
         writefile = codecs.open(outname, 'w', encoding='utf-8')
         for line in infile:
             #replace the quotes with quotes
-            line, replace(u'\x93', "'")
-            line, replace(u'\x94', "'")
+            line, replace("''", "'")
             writefile.write(line)
         infile.close()
         writefile.close()