diff --git a/inc/fetch.functions.php b/inc/fetch.functions.php
index 5801e96fa60e4fdd49e70d21c499e1eb50e72f25..b85a1284f964a08a4a49b5f9d6d38bddf32cea56 100644
--- a/inc/fetch.functions.php
+++ b/inc/fetch.functions.php
@@ -97,7 +97,7 @@ function checkFileStatus(&$media, &$file, $rev = '', $width=0, $height=0) {
     global $MIME, $EXT, $CACHE, $INPUT;
 
     //media to local file
-    if(preg_match('#^(https?)://#i', $media)) {
+    if(preg_match('#^(https?|ftp)://#i', $media)) {
         //check hash
         if(substr(md5(auth_cookiesalt().$media), 0, 6) !== $INPUT->str('hash')) {
             return array(412, 'Precondition Failed');