diff --git a/sapl/base/views.py b/sapl/base/views.py
index 43e622f15..f59387539 100644
--- a/sapl/base/views.py
+++ b/sapl/base/views.py
@@ -2020,7 +2020,7 @@ class AppConfigCrud(CrudAux):
             recibo_prop_atual = AppConfig.objects.last().receber_recibo_proposicao
             recibo_prop_novo = self.request.POST['receber_recibo_proposicao']
             if recibo_prop_novo == 'False' and recibo_prop_atual:
-                props = Proposicao.objects.filter(hash_code='')
+                props = Proposicao.objects.filter(hash_code='', data_inicio__isnull=False)
                 for prop in props:
                     try:
                         self.gerar_hash(prop)