diff --git a/umap/migrations/0005_remove_map_tilelayer.py b/umap/migrations/0005_remove_map_tilelayer.py
new file mode 100644
index 00000000..e6a57cbe
--- /dev/null
+++ b/umap/migrations/0005_remove_map_tilelayer.py
@@ -0,0 +1,17 @@
+# Generated by Django 2.0.7 on 2018-07-14 11:58
+
+from django.db import migrations
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('umap', '0004_add_licence'),
+    ]
+
+    operations = [
+        migrations.RemoveField(
+            model_name='map',
+            name='tilelayer',
+        ),
+    ]
diff --git a/umap/models.py b/umap/models.py
index 0e7812b2..fddc0958 100644
--- a/umap/models.py
+++ b/umap/models.py
@@ -87,11 +87,12 @@ class TileLayer(NamedModel):
         return cls.objects.order_by('rank')[0]  # FIXME, make it administrable
 
     @classmethod
-    def get_list(cls, selected=None):
+    def get_list(cls):
+        default = cls.get_default()
         l = []
         for t in cls.objects.all():
             fields = t.json
-            if selected and selected.pk == t.pk:
+            if default and default.pk == t.pk:
                 fields['selected'] = True
             l.append(fields)
         return l
@@ -133,7 +134,6 @@ class Map(NamedModel):
         default=get_default_licence
     )
     modified_at = models.DateTimeField(auto_now=True)
-    tilelayer = models.ForeignKey(TileLayer, blank=True, null=True, related_name="maps",  verbose_name=_("background"), on_delete=models.PROTECT)
     owner = models.ForeignKey(settings.AUTH_USER_MODEL, blank=True, null=True, related_name="owned_maps", verbose_name=_("owner"), on_delete=models.PROTECT)
     editors = models.ManyToManyField(settings.AUTH_USER_MODEL, blank=True, verbose_name=_("editors"))
     edit_status = models.SmallIntegerField(choices=EDIT_STATUS, default=OWNER, verbose_name=_("edit status"))
diff --git a/umap/templatetags/umap_tags.py b/umap/templatetags/umap_tags.py
index be620533..d6be5091 100644
--- a/umap/templatetags/umap_tags.py
+++ b/umap/templatetags/umap_tags.py
@@ -29,12 +29,11 @@ def umap_js(locale=None):
 def map_fragment(map_instance, **kwargs):
     layers = DataLayer.objects.filter(map=map_instance)
     datalayer_data = [c.metadata for c in layers]
-    tilelayers = TileLayer.get_list()  # TODO: no need to all
     map_settings = map_instance.settings
     if "properties" not in map_settings:
         map_settings['properties'] = {}
     map_settings['properties'].update({
-        'tilelayers': tilelayers,
+        'tilelayers': [TileLayer.get_default().json],
         'datalayers': datalayer_data,
         'urls': _urls_for_js(),
         'STATIC_URL': settings.STATIC_URL,
diff --git a/umap/tests/test_map.py b/umap/tests/test_map.py
index c72d3d1f..f54a8afa 100644
--- a/umap/tests/test_map.py
+++ b/umap/tests/test_map.py
@@ -68,7 +68,6 @@ def test_clone_should_return_new_instance(map, user):
     assert map.center == clone.center
     assert map.zoom == clone.zoom
     assert map.licence == clone.licence
-    assert map.tilelayer == clone.tilelayer
 
 
 def test_clone_should_keep_editors(map, user):
diff --git a/umap/views.py b/umap/views.py
index 62e4494f..3c91e54a 100644
--- a/umap/views.py
+++ b/umap/views.py
@@ -353,7 +353,7 @@ class MapDetailMixin:
         context = super(MapDetailMixin, self).get_context_data(**kwargs)
         properties = {
             'urls': _urls_for_js(),
-            'tilelayers': self.get_tilelayers(),
+            'tilelayers': TileLayer.get_list(),
             'allowEdit': self.is_edit_allowed(),
             'default_iconUrl': "%sumap/img/marker.png" % settings.STATIC_URL,  # noqa
             'umap_id': self.get_umap_id(),
@@ -384,9 +384,6 @@ class MapDetailMixin:
                                              indent=settings.DEBUG)
         return context
 
-    def get_tilelayers(self):
-        return TileLayer.get_list(selected=TileLayer.get_default())
-
     def get_datalayers(self):
         return []
 
@@ -432,9 +429,6 @@ class MapView(MapDetailMixin, DetailView):
         datalayers = DataLayer.objects.filter(map=self.object)
         return [l.metadata for l in datalayers]
 
-    def get_tilelayers(self):
-        return TileLayer.get_list(selected=self.object.get_tilelayer())
-
     def is_edit_allowed(self):
         return self.object.can_edit(self.request.user, self.request)