diff --git a/precise/openerp/hooks/install b/precise/openerp/hooks/install
index 1aa0b3d7..6a27f9f5 100755
--- a/precise/openerp/hooks/install
+++ b/precise/openerp/hooks/install
@@ -40,7 +40,8 @@ pip install lxml pyparsing==1.5.7 psycopg2 pyyaml reportlab mako \
             pywebdav==0.9.4 feedparser caldav pytz pydot \
             python-dateutil==1.5 cherrypy==3.1.2 formencode==1.2.2 \
             babel simplejson==2.0.9 python-openid mysql-python vatnumber \
-            mock unittest2 fudge docutils jinja2 gdata sact.epoch
+            mock unittest2 fudge docutils jinja2 gdata sact.epoch \
+            shyaml
 
 ## Install pychart... from our repo as :
 ##   download link in PyPi is dead,