From 1fb0639756b1eb565caf1013f667bf2e85a6c071 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Petr=20Dlouh=C3=BD?= <petr.dlouhy@email.cz>
Date: Sat, 29 Jul 2017 20:37:16 +0200
Subject: [PATCH] fix getting css_class from self (needet to work with
 django-crispy-forms)

---
 smart_selects/widgets.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/smart_selects/widgets.py b/smart_selects/widgets.py
index 0be4189..0265af5 100644
--- a/smart_selects/widgets.py
+++ b/smart_selects/widgets.py
@@ -133,6 +133,7 @@ def render(self, name, value, attrs=None, choices=()):  # noqa: C901
                     final_choices.append(ch)
         self.choices = final_choices
 
+        attrs.update(self.attrs)
         attrs["data-chainfield"] = chained_field
         attrs["data-url"] = url
         attrs["data-value"] = "null" if value is None or value == "" else value