diff --git a/utils/forms.py b/utils/forms.py
index fe5dc282..fdc67d26 100644
--- a/utils/forms.py
+++ b/utils/forms.py
@@ -1,10 +1,11 @@
 from django import forms
-from .models import ContactMessage, BillingAddress, UserBillingAddress
-from django.template.loader import render_to_string
-from django.core.mail import EmailMultiAlternatives
-from django.utils.translation import ugettext_lazy as _
 from django.contrib.auth import authenticate
+from django.core.mail import EmailMultiAlternatives
+from django.template.loader import render_to_string
+from django.utils.translation import ugettext_lazy as _
+
 from membership.models import CustomUser
+from .models import ContactMessage, BillingAddress, UserBillingAddress
 
 
 # from utils.fields import CountryField
@@ -66,7 +67,8 @@ class ResendActivationEmailForm(forms.Form):
         try:
             c = CustomUser.objects.get(email=email)
             if c.validated == 1:
-                raise forms.ValidationError(_("The account is already active."))
+                raise forms.ValidationError(
+                    _("The account is already active."))
             return email
         except CustomUser.DoesNotExist:
             raise forms.ValidationError(_("User does not exist"))
@@ -156,8 +158,9 @@ class BillingAddressFormSignup(BillingAddressForm):
         try:
             CustomUser.objects.get(email=email)
             raise forms.ValidationError(
-                _("The email {} is already registered with us. Please reset "
-                  "your password and access your account.".format(email))
+                _("The email %(email)s is already registered with us. "
+                  "Please reset your password and access your account.") %
+                {'email': email}
             )
         except CustomUser.DoesNotExist:
             return email
diff --git a/utils/locale/de/LC_MESSAGES/django.po b/utils/locale/de/LC_MESSAGES/django.po
index 6313dfb8..670e15b9 100644
--- a/utils/locale/de/LC_MESSAGES/django.po
+++ b/utils/locale/de/LC_MESSAGES/django.po
@@ -8,7 +8,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: PACKAGE VERSION\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2018-07-05 23:18+0000\n"
+"POT-Creation-Date: 2018-07-07 19:27+0000\n"
 "PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
 "Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
 "Language-Team: LANGUAGE <LL@li.org>\n"
@@ -781,10 +781,10 @@ msgid "Email"
 msgstr "E-Mail"
 
 msgid ""
-"The email {} is already registered with us. Please reset your password and "
-"access your account."
+"The email %(email)s is already registered with us. Please reset your "
+"password and access your account."
 msgstr ""
-"Diese E-Mail-Adresse {} existiert bereits. Bitte setze dein Passwort zurück "
+"Diese E-Mail-Adresse %(email)s existiert bereits. Bitte setze dein Passwort zurück "
 "auf dein Konto zuzugreifen."
 
 msgid "Street Building"