diff --git a/core/tests/bootstrap.php b/core/tests/bootstrap.php
index 6f9d9f2..4c33b2d 100644
--- a/core/tests/bootstrap.php
+++ b/core/tests/bootstrap.php
@@ -9,7 +9,7 @@
 
 function drupal_phpunit_find_module_directories($scan_directory) {
   $module_directories = array();
-  $dir = new \RecursiveIteratorIterator(new \RecursiveDirectoryIterator($scan_directory));
+  $dir = new \RecursiveIteratorIterator(new \RecursiveDirectoryIterator($scan_directory, RecursiveDirectoryIterator::FOLLOW_SYMLINKS));
   foreach ($dir as $d) {
     if (strpos($d->getPathname(), 'info.yml') !== FALSE) {
       $module_directories[] = $d->getPathInfo()->getRealPath();