diff --git a/requirements.txt b/requirements.txt
index f8d2f37..89fce82 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,7 +1,11 @@
 MySQL-python==1.2.3
 httplib2==0.7.4
+logilab-astng==0.24.0
+logilab-common==0.58.1
 oauth2==1.5.211
 ply==3.4
+pyflakes==0.5.0
+pylint==0.25.2
 python-dateutil==2.1
 six==1.1.0
 wsgiref==0.1.2