diff --git a/cps.py b/cps.py
index bffdfc7f..2db11e2b 100755
--- a/cps.py
+++ b/cps.py
@@ -16,11 +16,6 @@
 #
 #  You should have received a copy of the GNU General Public License
 #  along with this program. If not, see <http://www.gnu.org/licenses/>.
-#try:
-#from gevent import monkey
-#monkey.patch_all()
-#except ImportError:
-#    pass
 
 import sys
 import os
diff --git a/cps/render_template.py b/cps/render_template.py
index 1bc5454d..0c5423c9 100644
--- a/cps/render_template.py
+++ b/cps/render_template.py
@@ -30,7 +30,8 @@ log = logger.create()
 
 def get_sidebar_config(kwargs=None):
     kwargs = kwargs or []
-    simple = bool([e for e in ['kindle', 'tolino', "kobo"] if (e in request.headers.get('User-Agent', "").lower())])
+    simple = bool([e for e in ['kindle', 'tolino', "kobo", "bookeen"]
+                   if (e in request.headers.get('User-Agent', "").lower())])
     if 'content' in kwargs:
         content = kwargs['content']
         content = isinstance(content, (User, LocalProxy)) and not content.role_anonymous()