diff --git a/bootstrapform/templates/bootstrapform/form.html b/bootstrapform/templates/bootstrapform/form.html
index 2efee91..37661ae 100644
--- a/bootstrapform/templates/bootstrapform/form.html
+++ b/bootstrapform/templates/bootstrapform/form.html
@@ -1,5 +1,5 @@
 {% if form.non_field_errors %}
-    <div class="alert alert-error">
+    <div class="alert alert-danger">
         <a class="close" data-dismiss="alert">&times;</a>
         {% for non_field_error in form.non_field_errors %}
              {{ non_field_error }}