diff --git a/addons/document/std_index.py b/addons/document/std_index.py
index d44694361b6..4979c05a17d 100644
--- a/addons/document/std_index.py
+++ b/addons/document/std_index.py
@@ -23,7 +23,6 @@ import StringIO
 import odt2txt
 from subprocess import Popen, PIPE
 from content_index import indexer, cntIndex
-from subprocess import Popen, PIPE
 
 def _to_unicode(s):
     try: