diff --git a/dynastie/views.py b/dynastie/views.py
index 6e4bdaf..1f385b5 100755
--- a/dynastie/views.py
+++ b/dynastie/views.py
@@ -808,7 +808,7 @@ def add_comment(request, post_id, parent_id):
         ref = request.META['HTTP_REFERER']
 
     # Anti robot !!
-    if request.POST['email'] != '':
+    if not 'email' in request.POST or request.POST['email'] != '':
         if 'HTTP_X_REAL_IP' in request.META:
             print 'Dynastie : fucking robot %s' % (request.META['HTTP_X_REAL_IP'])
         else: