diff --git a/grub-core/disk/diskfilter.c b/grub-core/disk/diskfilter.c
index 21e239511..606195c26 100644
--- a/grub-core/disk/diskfilter.c
+++ b/grub-core/disk/diskfilter.c
@@ -226,15 +226,28 @@ scan_devices (const char *arname)
   int need_rescan;
 
   for (pull = 0; pull < GRUB_DISK_PULL_MAX; pull++)
-    for (p = grub_disk_dev_list; p; p = p->next)
-      if (p->id != GRUB_DISK_DEVICE_DISKFILTER_ID
-	  && p->disk_iterate)
-	{
-	  if ((p->disk_iterate) (scan_disk_hook, NULL, pull))
-	    return;
-	  if (arname && is_lv_readable (find_lv (arname), 1))
-	    return;
-	}
+    {
+      /* look up the crytodisk devices first */
+      for (p = grub_disk_dev_list; p; p = p->next)
+	if (p->id == GRUB_DISK_DEVICE_CRYPTODISK_ID && p->disk_iterate)
+	  {
+	    if ((p->disk_iterate) (scan_disk_hook, NULL, pull))
+	      return;
+	    if (arname && is_lv_readable (find_lv (arname), 1))
+	      return;
+	    break;
+	  }
+
+      /* check the devices other than crytodisk */
+      for (p = grub_disk_dev_list; p; p = p->next)
+	if (p->id != GRUB_DISK_DEVICE_DISKFILTER_ID && p->disk_iterate)
+	  {
+	    if ((p->disk_iterate) (scan_disk_hook, NULL, pull))
+	      return;
+	    if (arname && is_lv_readable (find_lv (arname), 1))
+	      return;
+	  }
+    }
 
   scan_depth = 0;
   need_rescan = 1;