diff --git a/src/calibre/gui2/preferences/look_feel.py b/src/calibre/gui2/preferences/look_feel.py
index 263d19325d..37ed90cc61 100644
--- a/src/calibre/gui2/preferences/look_feel.py
+++ b/src/calibre/gui2/preferences/look_feel.py
@@ -57,7 +57,7 @@ class ConfigWidget(ConfigWidgetBase, Ui_Form):
             (_('Never'), 'never')]
         r('toolbar_text', gprefs, choices=choices)
 
-        choices = [(_('Disabled'), 'disabled'), (_('By first letter'), 'first letter'),
+        choices = [(_('Disabled'), 'disable'), (_('By first letter'), 'first letter'),
                    (_('Partitioned'), 'partition')]
         r('tags_browser_partition_method', gprefs, choices=choices)
         r('tags_browser_collapse_at', gprefs)