diff --git a/django/contrib/flatpages/admin.py b/django/contrib/flatpages/admin.py
index 06ed824c45..71500a72fe 100644
--- a/django/contrib/flatpages/admin.py
+++ b/django/contrib/flatpages/admin.py
@@ -8,11 +8,13 @@ class FlatPageAdmin(admin.ModelAdmin):
     form = FlatpageForm
     fieldsets = (
         (None, {'fields': ('url', 'title', 'content', 'sites')}),
-        (_('Advanced options'), {'classes': ('collapse',),
-        'fields': ('enable_comments', 'registration_required', 'template_name')}),
+        (_('Advanced options'), {
+            'classes': ('collapse',),
+            'fields': ('registration_required', 'template_name'),
+        }),
     )
     list_display = ('url', 'title')
-    list_filter = ('sites', 'enable_comments', 'registration_required')
+    list_filter = ('sites', 'registration_required')
     search_fields = ('url', 'title')
 
 admin.site.register(FlatPage, FlatPageAdmin)
diff --git a/docs/ref/contrib/admin/index.txt b/docs/ref/contrib/admin/index.txt
index 5e1d37b453..c2b02baed1 100644
--- a/docs/ref/contrib/admin/index.txt
+++ b/docs/ref/contrib/admin/index.txt
@@ -330,7 +330,7 @@ subclass::
                 }),
                 ('Advanced options', {
                     'classes': ('collapse',),
-                    'fields': ('enable_comments', 'registration_required', 'template_name')
+                    'fields': ('registration_required', 'template_name'),
                 }),
             )
 
diff --git a/docs/ref/contrib/flatpages.txt b/docs/ref/contrib/flatpages.txt
index 7f2d22488e..0777a579f9 100644
--- a/docs/ref/contrib/flatpages.txt
+++ b/docs/ref/contrib/flatpages.txt
@@ -170,6 +170,8 @@ For more on middleware, read the :doc:`middleware docs
 How to add, change and delete flatpages
 =======================================
 
+.. _flatpages-admin:
+
 Via the admin interface
 -----------------------
 
@@ -177,6 +179,38 @@ If you've activated the automatic Django admin interface, you should see a
 "Flatpages" section on the admin index page. Edit flatpages as you edit any
 other object in the system.
 
+The ``FlatPage`` model has an ``enable_comments`` field that isn't used by
+``contrib.flatpages``, but that could be useful for your project or third-party
+apps. It doesn't appear in the admin interface, but you can add it by
+registering a custom ``ModelAdmin`` for ``FlatPage``::
+
+    from django.contrib import admin
+    from django.contrib.flatpages.admin import FlatPageAdmin
+    from django.contrib.flatpages.models import FlatPage
+    from django.utils.translation import ugettext_lazy as _
+
+    # Define a new FlatPageAdmin
+    class FlatPageAdmin(FlatPageAdmin):
+        fieldsets = (
+            (None, {'fields': ('url', 'title', 'content', 'sites')}),
+            (_('Advanced options'), {
+                'classes': ('collapse', ),
+                'fields': (
+                    'enable_comments',
+                    'registration_required',
+                    'template_name',
+                ),
+            }),
+        )
+
+    # Re-register FlatPageAdmin
+    admin.site.unregister(FlatPage)
+    admin.site.register(FlatPage, FlatPageAdmin)
+
+.. versionchanged:: 1.9
+
+    The ``enable_comments`` field was removed from ``FlatPageAdmin``.
+
 Via the Python API
 ------------------
 
diff --git a/docs/releases/1.9.txt b/docs/releases/1.9.txt
index 9a3ae71ac9..5179075f64 100644
--- a/docs/releases/1.9.txt
+++ b/docs/releases/1.9.txt
@@ -996,6 +996,10 @@ Miscellaneous
   levels. Previously, messages of ``ERROR`` level or higher were printed to the
   console.
 
+* The ``FlatPage.enable_comments`` field is removed from the ``FlatPageAdmin``
+  as it's unused by the application. If your project or a third-party app makes
+  use of it, :ref:`create a custom ModelAdmin <flatpages-admin>` to add it back.
+
 .. _deprecated-features-1.9:
 
 Features deprecated in 1.9