diff --git a/beets/ui/commands.py b/beets/ui/commands.py
index be5bfd72f..ea9f1008f 100644
--- a/beets/ui/commands.py
+++ b/beets/ui/commands.py
@@ -95,18 +95,15 @@ def fields_func(lib, opts, args):
             _print_rows(plugin_fields)
 
     print("Item fields:")
-    item_fields = (library.Item._fields.keys() +
-                   library.Item._getters().keys() +
-                   library.Item._types.keys())
-
-    _print_rows(item_fields)
+    _print_rows(library.Item._fields.keys() +
+                library.Item._getters().keys() +
+                library.Item._types.keys())
     _show_plugin_fields(False)
 
     print("\nAlbum fields:")
-    album_fields = (library.Album._fields.keys() +
-                    library.Album._getters().keys() +
-                    library.Album._types.keys())
-    _print_rows(album_fields)
+    _print_rows(library.Album._fields.keys() +
+                library.Album._getters().keys() +
+                library.Album._types.keys())
     _show_plugin_fields(True)