diff --git a/src/agenda_culturel/views.py b/src/agenda_culturel/views.py
index 60a9fb5..5005649 100644
--- a/src/agenda_culturel/views.py
+++ b/src/agenda_culturel/views.py
@@ -1229,6 +1229,7 @@ class UnknownPlaceAddView(PermissionRequiredMixin, SuccessMessageMixin, UpdateVi
     def form_valid(self, form):
 
         self.modified_event = form.cleaned_data.get('place')
+        self.add_alias = form.cleaned_data.get("add_alias")
         result = super().form_valid(form)
 
         if form.cleaned_data.get('place'):
@@ -1251,7 +1252,8 @@ class UnknownPlaceAddView(PermissionRequiredMixin, SuccessMessageMixin, UpdateVi
         if self.modified_event:
             return reverse_lazy('view_unknown_places')
         else:
-            return reverse_lazy('add_place_from_event', args=[self.object.pk])
+            param = "?add=1" if self.add_alias else ""
+            return reverse_lazy('add_place_from_event', args=[self.object.pk]) + param
 
 
 class PlaceFromEventCreateView(PlaceCreateView):
@@ -1264,7 +1266,15 @@ class PlaceFromEventCreateView(PlaceCreateView):
     def get_initial(self, *args, **kwargs):
         initial = super().get_initial(**kwargs)
         self.event = get_object_or_404(Event, pk=self.kwargs['pk'])
-        if self.event.location:
+        if self.event.location and "add" in self.request.GET:
             initial['aliases'] = [self.event.location]
         return initial
 
+    def form_valid(self, form):
+        result = super().form_valid(form)
+        self.event.exact_location = form.instance
+        self.event.save()
+        return result
+
+    def get_success_url(self):
+        return self.event.get_absolute_url()