diff --git a/cps/templates/detail.html b/cps/templates/detail.html
index e1c398ed..1dbb7a6c 100644
--- a/cps/templates/detail.html
+++ b/cps/templates/detail.html
@@ -40,7 +40,7 @@
             </div>
             {% endif %}
           {% endif %}
-            {% if g.user.kindle_mail and g.user.is_authenticated and kindle_list %}
+            {% if g.user.kindle_mail and kindle_list %}
               {% if kindle_list.__len__() == 1 %}
                 <a href="{{url_for('send_to_kindle', book_id=entry.id, book_format=kindle_list[0]['format'], convert=kindle_list[0]['convert'])}}" id="sendbtn" data-text="{{_('Send to Kindle')}}" class="btn btn-primary" role="button"><span class="glyphicon glyphicon-send"></span> {{kindle_list[0]['text']}}</a>
               {% else %}
diff --git a/cps/ub.py b/cps/ub.py
index 4b69a457..caa320ae 100644
--- a/cps/ub.py
+++ b/cps/ub.py
@@ -211,6 +211,7 @@ class Anonymous(AnonymousUserMixin, UserBase):
         self.locale = data.locale
         self.mature_content = data.mature_content
         self.anon_browse = settings.config_anonbrowse
+        self.kindle_mail = data.kindle_mail
 
     def role_admin(self):
         return False