diff --git a/platform/provision_drupal.drush.inc b/platform/provision_drupal.drush.inc
index 5343f10d2915daed2d311cf9a18d2e74fcfd4b0f..6195dd572ddbc8e41e493adb50ef77040d901a8a 100644
--- a/platform/provision_drupal.drush.inc
+++ b/platform/provision_drupal.drush.inc
@@ -318,7 +318,7 @@ function provision_drupal_find_sites() {
   if ($dir = opendir("./sites")) {
     while (FALSE !== ($subdir = readdir($dir))) {
       // skip internal directory pointers
-      if ($subdir == '.' || $subdir == '..') {
+      if ($subdir != '.' && $subdir != '..') {
         $file = "./sites/$subdir/settings.php";
         if (file_exists("$file") && ($subdir != 'default') && !is_link("./sites/$subdir")) {
           $sites[$subdir] = $file;