diff --git a/useradmin/admin.py b/useradmin/admin.py
index fb680a83..f4cf1ddd 100644
--- a/useradmin/admin.py
+++ b/useradmin/admin.py
@@ -1,10 +1,16 @@
-from django.contrib.admin.sites import AdminSite
+from django.contrib import admin
 
 
-class UserAdmin(AdminSite):
+class UserAdmin(admin.sites.AdminSite):
     def has_permission(self, request):
         """This admin site doesn't require being staff"""
         return request.user.is_active
 
 
+class ModelUserAdmin(admin.ModelAdmin):
+    # Display actions on changelist bottom bu default
+    actions_on_bottom = True
+
+
+# Defines new management site
 user_admin_site = UserAdmin(name='user_admin')
diff --git a/users/admin.py b/users/admin.py
index c48f0bb3..982db208 100644
--- a/users/admin.py
+++ b/users/admin.py
@@ -32,8 +32,7 @@ from django.contrib.auth.models import Group
 from django.contrib.auth.admin import UserAdmin as BaseUserAdmin
 from reversion.admin import VersionAdmin
 
-from useradmin.admin import user_admin_site
-
+from useradmin.admin import ModelUserAdmin, user_admin_site
 from .models import (
     User,
     EMailAddress,
@@ -85,10 +84,9 @@ class LdapServiceUserGroupAdmin(admin.ModelAdmin):
     search_fields = ('name',)
 
 
-class SchoolAdmin(VersionAdmin):
+class SchoolAdmin(VersionAdmin, ModelUserAdmin):
     """Administration, gestion des écoles"""
     list_display = ('name',)
-    actions_on_bottom = True
 
 
 class ListRightAdmin(VersionAdmin):
@@ -97,10 +95,9 @@ class ListRightAdmin(VersionAdmin):
     list_display = ('unix_name',)
 
 
-class ListShellAdmin(VersionAdmin):
+class ListShellAdmin(VersionAdmin, ModelUserAdmin):
     """Gestion de la liste des shells coté admin"""
     list_display = ('shell',)
-    actions_on_bottom = True
 
 
 class RequestAdmin(admin.ModelAdmin):