diff -r 0058f946405d -r 47b2d872c210 requirements.txt
--- a/requirements.txt	Fri Mar 11 09:41:52 2016 +0100
+++ b/requirements.txt	Fri Mar 11 09:43:34 2016 +0100
@@ -10,7 +10,7 @@
 pytz>=2015.7
 speaklater>=1.3
 wsgiref>=0.1.2
-vobject>=0.8.2
+vobject==0.8.2
 qrcode>=5.2.2
 pillow>=3.1.0
-
+six==1.10.0