diff --git a/datacenterlight/utils.py b/datacenterlight/utils.py
index b9edc994..bbcb16ab 100644
--- a/datacenterlight/utils.py
+++ b/datacenterlight/utils.py
@@ -96,7 +96,7 @@ def clear_all_session_vars(request):
     if request.session is not None:
         for session_var in ['specs', 'template', 'billing_address',
                             'billing_address_data', 'card_id',
-                            'token', 'customer','generic_payment_type',
+                            'token', 'customer', 'generic_payment_type',
                             'generic_payment_details', 'product_id']:
             if session_var in request.session:
-                del request.session[session_var]
\ No newline at end of file
+                del request.session[session_var]