diff --git a/foerderbarometer/settings.py b/foerderbarometer/settings.py
index 69b0a66..45deeae 100644
--- a/foerderbarometer/settings.py
+++ b/foerderbarometer/settings.py
@@ -15,9 +15,6 @@ from pathlib import Path
 # mails in development go to stdout
 EMAIL_BACKEND = 'django.core.mail.backends.console.EmailBackend'
 
-# mail for IF-OTRS
-IF_EMAIL = 'if-test@wikimedia.de'
-
 # Build paths inside the project like this: BASE_DIR / 'subdir'.
 BASE_DIR = Path(__file__).resolve().parent.parent
 
@@ -44,9 +41,12 @@ INSTALLED_APPS = [
     'django.contrib.sessions',
     'django.contrib.messages',
     'django.contrib.staticfiles',
+    #    'django.contrib.sites',
     'formtools',
 ]
 
+# SITE_ID = 1 # needed for contrib.sites
+
 MIDDLEWARE = [
     'django.middleware.security.SecurityMiddleware',
     'django.contrib.sessions.middleware.SessionMiddleware',
diff --git a/input/settings.py b/input/settings.py
new file mode 100644
index 0000000..3e5815d
--- /dev/null
+++ b/input/settings.py
@@ -0,0 +1,5 @@
+# mail for IF-OTRS
+IF_EMAIL = 'if-test@wikimedia.de'
+
+# prefix for urls
+URLPREFIX = 'http://127.0.0.1:8000'
diff --git a/input/templates/input/if_mail.txt b/input/templates/input/if_mail.txt
index ce2d7a4..6891967 100644
--- a/input/templates/input/if_mail.txt
+++ b/input/templates/input/if_mail.txt
@@ -1,6 +1,3 @@
-{{data}}
-
-
 Hallo Team Ideenförderung,
 
 es gab einen neuen Antrag von {{data.realname}}.
@@ -13,8 +10,9 @@ Der Nutzer mit dem Username {{data.username}} fragt ein {% if data.choice == 'LI
 {% elif data.choice == 'VIS' %} Visitenkarten, Mailingliste oder E-Mail-Adresse
 {% else %} ERROR UNKNOWN FORMTYPE {% endif %} an.
 
-Genehmigen: http://127.0.0.1:8000/authorize/{{data.choice}}/{{data.pk}}
-Ablehnen: http://127.0.0.1:8000/deny/{{data.choice}}/{{data.pk}}
+Genehmigen: {{data.urlprefix}}{% url 'authorize' data.choice data.pk %}
+
+Ablehnen: {{data.urlprefix}}{% url 'deny' data.choice data.pk %}
 
 
 {% comment %}
diff --git a/input/views.py b/input/views.py
index 087476f..afa9b8c 100644
--- a/input/views.py
+++ b/input/views.py
@@ -6,9 +6,11 @@ from django.core.mail import send_mail, BadHeaderError
 from django.conf import settings
 from django.template.loader import get_template
 from django.template import Context
+# from django.contrib.sites.models import Site
 
 from .forms import ProjectForm, VolunteerForm, LibraryForm, IFGForm
 from .models import Project, TYPE_CHOICES, Library
+from .settings import URLPREFIX, IF_EMAIL
 
 
 def set_granted_in_lib(key,b):
@@ -123,8 +125,9 @@ class ExternView(CookieWizardView):
             form.type = data['choice']
         form.save()
 
-        # add primary key to context
+        # add some data to context for mail templates
         data['pk'] = form.pk
+        data['urlprefix'] = URLPREFIX
 
         # we need to send the following mails here:
         context = { 'data': data }
@@ -134,7 +137,7 @@ class ExternView(CookieWizardView):
             send_mail(
                 'form filled',
                 mail_template.render(context),
-                settings.IF_EMAIL,
+                IF_EMAIL,
                 [form.email],
                 fail_silently=False,
             )
@@ -143,8 +146,8 @@ class ExternView(CookieWizardView):
             send_mail(
                 'form filled',
                 mail_template.render(context),
-                settings.IF_EMAIL,
-                [settings.IF_EMAIL],
+                IF_EMAIL,
+                [IF_EMAIL],
                 fail_silently=False,
             )