diff --git a/djaa_list_filter/admin.py b/djaa_list_filter/admin.py
index 7003828..a56f7c3 100644
--- a/djaa_list_filter/admin.py
+++ b/djaa_list_filter/admin.py
@@ -6,6 +6,7 @@ import warnings
 from django import forms
 from django.contrib import admin
 from django.contrib.admin.widgets import AutocompleteSelect
+from django.db.models.fields import BLANK_CHOICE_DASH
 from django.db.models.fields.related_descriptors import (
     ManyToManyDescriptor,
     ReverseManyToOneDescriptor,
@@ -66,6 +67,12 @@ class AjaxAutocompleteListFilter(admin.RelatedFieldListFilter):
             initial_values.update(autocomplete_field=autocomplete_field_initial_value)
         self.autocomplete_form = AutocompleteForm(initial=initial_values, prefix=field.name)
 
+    def field_choices(self, field, request, model_admin):
+        return BLANK_CHOICE_DASH
+
+    def has_output(self):
+        return True
+
 
 class AjaxAutocompleteListFilterModelAdmin(admin.ModelAdmin):
     def __init__(self, *args, **kwargs):
diff --git a/setup.py b/setup.py
index 45a3ba7..95430c9 100644
--- a/setup.py
+++ b/setup.py
@@ -9,7 +9,7 @@ with open(os.path.join(CURRENT_WORKING_DIRECTORY, 'README.md')) as fp:
 
 setup(
     name='django-admin-autocomplete-list-filter',
-    version='0.2.2+briq',
+    version='0.2.3+briq',
     description='Ajax autocomplete list filter for Django admin',
     long_description=README,
     long_description_content_type='text/markdown',