diff --git a/expenses_manager/expenses_manager/settings.py b/expenses_manager/expenses_manager/settings.py
index b85bcb2..8561b56 100644
--- a/expenses_manager/expenses_manager/settings.py
+++ b/expenses_manager/expenses_manager/settings.py
@@ -61,14 +61,19 @@ if not DEBUG:
 
 # Application definition
 
+# 'expenses' va antes que 'django.contrib.admin' a proposito: el cargador de
+# plantillas por aplicacion recorre esta lista en orden y se queda con la
+# primera coincidencia. Si el admin va antes, sus plantillas de registration/
+# sombrean a las nuestras (paso con password_change_form.html y
+# password_change_done.html). No reordenar alfabeticamente.
 INSTALLED_APPS = [
+    'expenses',
     'django.contrib.admin',
     'django.contrib.auth',
     'django.contrib.contenttypes',
     'django.contrib.sessions',
     'django.contrib.messages',
     'django.contrib.staticfiles',
-    'expenses',
 ]
 
 MIDDLEWARE = [