diff --git a/stages/views.py b/stages/views.py
index 4c379f9..f84a639 100644
--- a/stages/views.py
+++ b/stages/views.py
@@ -881,7 +881,7 @@ def imputations_export(request):
             teacher.last_name, teacher.first_name, teacher.previous_report,
             activities['tot_ens'], 'Ens. prof.', activities['tot_mandats'] + activities['tot_formation'],
             'Accompagnement', activities['tot_paye'], 'Charge globale',
-            '{0:.2f}'.format(activities['tot_paye']/21.50),
+            '{0:.2f}'.format(activities['tot_paye']/settings.GLOBAL_CHARGE_PERCENT),
             teacher.next_report,
         ]
         values.extend(imputations.values())