diff --git a/smash/web/api_views/visit.py b/smash/web/api_views/visit.py
index b13b7c224f8c99c09c6bfc38ac0aef6b52a77326..51db9326a3ab5d30cf2d542bf28d0a91d8c49cec 100644
--- a/smash/web/api_views/visit.py
+++ b/smash/web/api_views/visit.py
@@ -47,7 +47,7 @@ def get_visit_columns(request, visit_list_type):
     add_column(result, "Visit ends", "datetime_end", visit_columns, None)
     add_column(result, "Finished", "is_finished", visit_columns, "yes_no_filter")
     add_column(result, "Post mail sent", "post_mail_sent", visit_columns, "yes_no_filter")
-    
+
     visit_from_zero = ConfigurationItem.objects.get(type=VISIT_SHOW_VISIT_NUMBER_FROM_ZERO).value
     #True values are y, yes, t, true, on and 1; false values are n, no, f, false, off and 0.
     if strtobool(visit_from_zero):