diff --git a/umap/templates/auth/group_form.html b/umap/templates/auth/group_form.html
index 6a6261c0..16ea81e6 100644
--- a/umap/templates/auth/group_form.html
+++ b/umap/templates/auth/group_form.html
@@ -18,7 +18,7 @@
       <form id="group_form" method="post">
         {% csrf_token %}
         {{ form }}
-        <input type="submit" value="{% trans 'Save' %}" />
+        <input type="submit" value="{% trans "Save" %}" />
       </form>
       {% if group.user_set.count == 1 %}
         <a href="{% url 'group_delete' group.pk %}">{% trans "Delete this team" %}</a>
diff --git a/umap/templates/umap/user_groups.html b/umap/templates/umap/user_groups.html
index 3e14ccb3..1273d9ec 100644
--- a/umap/templates/umap/user_groups.html
+++ b/umap/templates/umap/user_groups.html
@@ -16,4 +16,4 @@
       <a href="{% url 'group_new' %}">{% trans "New team" %}</a>
     </div>
   </div>
-{% endblock %}
+{% endblock maincontent %}
diff --git a/umap/tests/test_group_views.py b/umap/tests/test_group_views.py
index 0138e38a..d880f850 100644
--- a/umap/tests/test_group_views.py
+++ b/umap/tests/test_group_views.py
@@ -1,6 +1,6 @@
 import pytest
-from django.urls import reverse
 from django.contrib.auth.models import Group
+from django.urls import reverse
 
 pytestmark = pytest.mark.django_db