diff --git a/djaa_list_filter/admin.py b/djaa_list_filter/admin.py
index 4201ebe..a91f845 100644
--- a/djaa_list_filter/admin.py
+++ b/djaa_list_filter/admin.py
@@ -28,7 +28,6 @@ class AjaxAutocompleteSelectWidget(AutocompleteSelect):
         self.model = kwargs.pop('model')
         self.field_name = kwargs.pop('field_name')
         kwargs.update(admin_site=self.model_admin.admin_site)
-        kwargs.update(field=getattr(self.model, self.field_name).field)
         super().__init__(*args, **kwargs)
 
     def render(self, name, value, attrs=None, renderer=None):
@@ -46,16 +45,16 @@ class AjaxAutocompleteSelectWidget(AutocompleteSelect):
 
 class AjaxAutocompleteListFilter(admin.RelatedFieldListFilter):
     title = _('list filter')
-    parameter_name = '%s_%s__exact'
+    parameter_name = None
     template = 'djaa_list_filter/admin/filter/autocomplete_list_filter.html'
 
     def __init__(self, field, request, params, model, model_admin, field_path):
+        model = field.remote_field.model
         super().__init__(field, request, params, model, model_admin, field_path)
-
-        qs_target_value = self.parameter_name % (field.name, model._meta.pk.name)
-        queryset = self.get_queryset_for_field(model, field.name)
+        qs_target_value = f'{field_path}__{model._meta.pk.name}__exact'
+        queryset = model.objects.get_queryset()
         widget = AjaxAutocompleteSelectWidget(
-            model_admin=model_admin, model=model, field_name=field.name, qs_target_value=qs_target_value
+            model_admin=model_admin, model=model, field=field, field_name=field.name, qs_target_value=qs_target_value
         )
 
         class AutocompleteForm(forms.Form):
@@ -68,33 +67,16 @@ class AjaxAutocompleteListFilter(admin.RelatedFieldListFilter):
             initial_values.update(autocomplete_field=autocomplete_field_initial_value)
         self.autocomplete_form = AutocompleteForm(initial=initial_values, prefix=field.name)
 
-    def get_queryset_for_field(self, model, name):
-        """
-        Thanks to farhan0581
-        https://github.com/farhan0581/django-admin-autocomplete-filter/blob/master/admin_auto_filters/filters.py
-        """
-
-        field_desc = getattr(model, name)
-        if isinstance(field_desc, ManyToManyDescriptor):
-            related_model = field_desc.rel.related_model if field_desc.reverse else field_desc.rel.model
-        elif isinstance(field_desc, ReverseManyToOneDescriptor):
-            related_model = field_desc.rel.related_model
-        else:
-            return field_desc.get_queryset()
-        return related_model.objects.get_queryset()
-
 
 class AjaxAutocompleteListFilterModelAdmin(admin.ModelAdmin):
-    def get_list_filter(self, request):
-        list_filter = list(super().get_list_filter(request))
-        autocomplete_list_filter = self.get_autocomplete_list_filter()
+    def __init__(self, *args, **kwargs):
+        autocomplete_list_filter = list(getattr(self,'autocomplete_list_filter',[]))
+        list_filter = list(getattr(self,'list_filter',[]))        
         if autocomplete_list_filter:
             for field in autocomplete_list_filter:
                 list_filter.append((field, AjaxAutocompleteListFilter))
-        return list_filter
-
-    def get_autocomplete_list_filter(self):
-        return list(getattr(self, 'autocomplete_list_filter', []))
+        self.list_filter = list_filter
+        super().__init__(*args, **kwargs)
 
     class Media:
         js = [