diff --git a/modules/update/update.report.inc b/modules/update/update.report.inc
index a732468993ed5bbfe58ecc63623df9cf899ef064..9d18b5706782f2e0a741f98c27f3498c20af68ad 100644
--- a/modules/update/update.report.inc
+++ b/modules/update/update.report.inc
@@ -45,7 +45,7 @@ function theme_update_report($data) {
     switch ($project['status']) {
       case UPDATE_CURRENT:
         $class = 'ok';
-        $icon = theme('image', 'misc/watchdog-ok.png');
+        $icon = theme('image', 'misc/watchdog-ok.png', t('ok'), t('ok'));
         break;
       case UPDATE_NOT_SECURE:
       case UPDATE_REVOKED:
@@ -54,13 +54,13 @@ function theme_update_report($data) {
         if ($notification_level == 'all'
             || $project['status'] != UPDATE_NOT_CURRENT) {
           $class = 'error';
-          $icon = theme('image', 'misc/watchdog-error.png');
+          $icon = theme('image', 'misc/watchdog-error.png', t('error'), t('error'));
           break;
         }
         // Otherwise, deliberate no break and use the warning class/icon.
       default:
         $class = 'warning';
-        $icon = theme('image', 'misc/watchdog-warning.png');
+        $icon = theme('image', 'misc/watchdog-warning.png', t('warning'), t('warning'));
         break;
     }