diff --git a/src/calibre/gui2/library/views.py b/src/calibre/gui2/library/views.py
index b985aea213..971a5746d2 100644
--- a/src/calibre/gui2/library/views.py
+++ b/src/calibre/gui2/library/views.py
@@ -42,8 +42,7 @@ from qt.core import (
 
 from calibre import force_unicode
 from calibre.constants import filesystem_encoding, islinux
-from calibre.gui2 import (BOOK_DETAILS_DISPLAY_DEBOUNCE_DELAY, FunctionDispatcher,
-                          error_dialog, gprefs, show_restart_warning)
+from calibre.gui2 import BOOK_DETAILS_DISPLAY_DEBOUNCE_DELAY, FunctionDispatcher, error_dialog, gprefs, show_restart_warning
 from calibre.gui2.dialogs.enum_values_edit import EnumValuesEdit
 from calibre.gui2.gestures import GestureManager
 from calibre.gui2.library import DEFAULT_SORT