diff --git a/inc/ui/collection-edit.php b/inc/ui/collection-edit.php
index 54bfe3f3..515e471a 100644
--- a/inc/ui/collection-edit.php
+++ b/inc/ui/collection-edit.php
@@ -226,8 +226,8 @@ $btn_all = htmlspecialchars(translate('All'));             $btn_all_title = html
 $btn_rw  = htmlspecialchars(translate('Read/Write'));      $btn_rw_title = htmlspecialchars(translate('Set read+write privileges'));
 $btn_read = htmlspecialchars(translate('Read'));           $btn_read_title = htmlspecialchars(translate('Set read privileges'));
 $btn_fb = htmlspecialchars(translate('Free/Busy'));        $btn_fb_title = htmlspecialchars(translate('Set free/busy privileges'));
-$btn_sd = htmlspecialchars(translate('Schedule Deliver')); $btn_sd_title = htmlspecialchars(translate('Set schedule-deliver privileges'));
-$btn_ss = htmlspecialchars(translate('Schedule Send'));    $btn_ss_title = htmlspecialchars(translate('Set schedule-deliver privileges'));
+$btn_sd = htmlspecialchars(translate('Schedule Deliver')); $btn_sd_title = htmlspecialchars(translate('Privileges to allow delivery of scheduling messages'));
+$btn_ss = htmlspecialchars(translate('Schedule Send'));    $btn_ss_title = htmlspecialchars(translate('Privileges to delegate scheduling decisions'));
 
 
 $id = $editor->Value('collection_id');
diff --git a/inc/ui/principal-edit.php b/inc/ui/principal-edit.php
index 736bf86e..5ee3438a 100644
--- a/inc/ui/principal-edit.php
+++ b/inc/ui/principal-edit.php
@@ -376,8 +376,8 @@ function build_privileges_html( $ed, $fname ) {
   $btn_rw  = htmlspecialchars(translate('Read/Write'));      $btn_rw_title = htmlspecialchars(translate('Set read+write privileges'));
   $btn_read = htmlspecialchars(translate('Read'));           $btn_read_title = htmlspecialchars(translate('Set read privileges'));
   $btn_fb = htmlspecialchars(translate('Free/Busy'));        $btn_fb_title = htmlspecialchars(translate('Set free/busy privileges'));
-  $btn_sd = htmlspecialchars(translate('Schedule Deliver')); $btn_sd_title = htmlspecialchars(translate('Set schedule-deliver privileges'));
-  $btn_ss = htmlspecialchars(translate('Schedule Send'));    $btn_ss_title = htmlspecialchars(translate('Set schedule-deliver privileges'));
+  $btn_sd = htmlspecialchars(translate('Schedule Deliver')); $btn_sd_title = htmlspecialchars(translate('Privileges to allow delivery of scheduling messages'));
+  $btn_ss = htmlspecialchars(translate('Schedule Send'));    $btn_ss_title = htmlspecialchars(translate('Privileges to delegate scheduling decisions'));
   
   $privs_dec = bindec($ed->Value($fname));
   $privileges_set = sprintf('<div id="privileges"><input type="hidden" name="%s[fake_privilege_for_input]" value="0">%s', $fname, "\n");