diff --git a/addressbook/inc/hook_admin_add_def_pref.inc.php b/addressbook/inc/hook_addressbook_add_def_pref.inc.php
similarity index 100%
rename from addressbook/inc/hook_admin_add_def_pref.inc.php
rename to addressbook/inc/hook_addressbook_add_def_pref.inc.php
diff --git a/calendar/inc/hook_admin_add_def_pref.inc.php b/calendar/inc/hook_calendar_add_def_pref.inc.php
similarity index 100%
rename from calendar/inc/hook_admin_add_def_pref.inc.php
rename to calendar/inc/hook_calendar_add_def_pref.inc.php