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Upgrades and removals.
[wolnelektury.git] / src / catalogue / admin.py
diff --git a/src/catalogue/admin.py b/src/catalogue/admin.py
index 4f30b24..9d62c81 100644 (file)
--- a/src/catalogue/admin.py
+++ b/src/catalogue/admin.py
@@ -40,6 +40,7 @@ class BookAdmin(admin.ModelAdmin):
             ('wiki_link', BlankFieldListFilter),
             ('parent', EmptyFieldListFilter),
             ]
+    date_hierarchy = 'created_at'
     search_fields = ('title',)
     ordering = ('title',)