diff --git a/club/migrations/0010_auto_20170912_2028.py b/club/migrations/0010_auto_20170912_2028.py
index 71bd639b..d80a4cb6 100644
--- a/club/migrations/0010_auto_20170912_2028.py
+++ b/club/migrations/0010_auto_20170912_2028.py
@@ -6,8 +6,12 @@ from club.models import Club
 
 
 def generate_club_pages(apps, schema_editor):
-    for club in Club.objects.all():
+    def recursive_generate_club_page(club):
         club.make_page()
+        for child in Club.objects.filter(parent=club).all():
+            recursive_generate_club_page(child)
+    for club in Club.objects.filter(parent=None).all():
+        recursive_generate_club_page(club)
 
 
 class Migration(migrations.Migration):
@@ -28,5 +32,7 @@ class Migration(migrations.Migration):
             name='page',
             field=models.OneToOneField(related_name='club', blank=True, null=True, to='core.Page'),
         ),
+        migrations.RunSQL('SET CONSTRAINTS ALL IMMEDIATE', reverse_sql=migrations.RunSQL.noop),
         migrations.RunPython(generate_club_pages),
+        migrations.RunSQL(migrations.RunSQL.noop, reverse_sql='SET CONSTRAINTS ALL IMMEDIATE'),
     ]
diff --git a/core/models.py b/core/models.py
index c6d7c997..f7972863 100644
--- a/core/models.py
+++ b/core/models.py
@@ -841,7 +841,7 @@ class Page(models.Model):
     name = models.CharField(_('page unix name'), max_length=30,
                             validators=[
                             validators.RegexValidator(
-                                r'^[A-z.+-]+$',
+                                r'^[a-zA-Z0-9][a-zA-Z0-9._-]*[a-zA-Z0-9]$',
                                 _('Enter a valid page name. This value may contain only '
                                   'unaccented letters, numbers ' 'and ./+/-/_ characters.')
                             ), ],
diff --git a/core/urls.py b/core/urls.py
index 9242eee5..27a63070 100644
--- a/core/urls.py
+++ b/core/urls.py
@@ -87,9 +87,9 @@ urlpatterns = [
     url(r'^page/$', PageListView.as_view(), name='page_list'),
     url(r'^page/create$', PageCreateView.as_view(), name='page_new'),
     url(r'^page/(?P<page_id>[0-9]*)/delete$', PageDeleteView.as_view(), name='page_delete'),
-    url(r'^page/(?P<page_name>[a-z0-9/-_]*)/edit$', PageEditView.as_view(), name='page_edit'),
-    url(r'^page/(?P<page_name>[a-z0-9/-_]*)/prop$', PagePropView.as_view(), name='page_prop'),
-    url(r'^page/(?P<page_name>[a-z0-9/-_]*)/hist$', PageHistView.as_view(), name='page_hist'),
-    url(r'^page/(?P<page_name>[a-z0-9/-_]*)/rev/(?P<rev>[0-9]+)/', PageRevView.as_view(), name='page_rev'),
-    url(r'^page/(?P<page_name>[a-z0-9/-_]*)/$', PageView.as_view(), name='page'),
+    url(r'^page/(?P<page_name>[a-zA-Z0-9][a-zA-Z0-9._-]*[a-zA-Z0-9])/edit$', PageEditView.as_view(), name='page_edit'),
+    url(r'^page/(?P<page_name>[a-zA-Z0-9][a-zA-Z0-9._-]*[a-zA-Z0-9])/prop$', PagePropView.as_view(), name='page_prop'),
+    url(r'^page/(?P<page_name>[a-zA-Z0-9][a-zA-Z0-9._-]*[a-zA-Z0-9])/hist$', PageHistView.as_view(), name='page_hist'),
+    url(r'^page/(?P<page_name>[a-zA-Z0-9][a-zA-Z0-9._-]*[a-zA-Z0-9])/rev/(?P<rev>[0-9]+)/', PageRevView.as_view(), name='page_rev'),
+    url(r'^page/(?P<page_name>[a-zA-Z0-9][a-zA-Z0-9._-]*[a-zA-Z0-9])/$', PageView.as_view(), name='page'),
 ]