diff --git a/UI/PreferencesUI/English.lproj/Localizable.strings b/UI/PreferencesUI/English.lproj/Localizable.strings
index 8380e23bd..cdefca06b 100644
--- a/UI/PreferencesUI/English.lproj/Localizable.strings
+++ b/UI/PreferencesUI/English.lproj/Localizable.strings
@@ -82,6 +82,7 @@
 "Day start time :" = "Day start time :";
 "Day end time :" = "Day end time :";
 "Day start time must be prior to day end time." = "Day start time must be prior to day end time.";
+"Show time as busy outside working hours" = "Show time as busy outside working hours";
 "First week of year :" = "First week of year :";
 "Enable reminders for Calendar items" = "Enable reminders for Calendar items";
 "Play a sound when a reminder comes due"