diff --git a/addons/document/__openerp__.py b/addons/document/__openerp__.py
index 7626bd3c51b..5d4fd21ef15 100644
--- a/addons/document/__openerp__.py
+++ b/addons/document/__openerp__.py
@@ -26,7 +26,7 @@
     'category': 'Generic Modules/Others',
     'description': """This is a complete document management system:
     * User Authentication
-    * Document Indexation
+    * Document Indexation :- .pptx and .docx files are not support in windows platform.
 
     ATTENTION:
     - When you install this module in a running company that have already PDF files stored into the database,
diff --git a/addons/document/std_index.py b/addons/document/std_index.py
index 4979c05a17d..2f2f2094bc3 100644
--- a/addons/document/std_index.py
+++ b/addons/document/std_index.py
@@ -57,6 +57,7 @@ class PptxIndex(indexer):
         return ['.pptx']
 
     def _doIndexFile(self,fname):
+        # pptx2txt.pl package not support in windows platform.
         # Download pptx2txt package from  http://sourceforge.net/projects/pptx2txt/" link.
         # To install this tool, just copy pptx2txt.pl to appropriate place (e.g. /usr/bin directory)
         fp = Popen(['pptx2txt.pl', fname], shell=False, stdout=PIPE).stdout
@@ -88,6 +89,7 @@ class DocxIndex(indexer):
         return ['.docx']
 
     def _doIndexFile(self,fname):
+        # docx2txt.pl package not support in windows platform.
         # Download docx2txt package from  "http://sourceforge.net/projects/docx2txt/" link.   
         # In case, you don't want to use Makefile for installation, you can follow these steps for manual installation.
         # Copy docx2txt.pl, docx2txt.sh and docx2txt.config to appropriate place (e.g. /usr/bin directory) . used following command.