diff --git a/lib/Shorturl_api.php b/lib/Shorturl_api.php
index d08ab6a734..5af407fc5a 100644
--- a/lib/Shorturl_api.php
+++ b/lib/Shorturl_api.php
@@ -36,7 +36,7 @@ class ShortUrlApi {
     }
 
     private function is_long($url) {
-        return strlen($url) > 20;
+        return strlen($url) >= 30;
     }
 
     protected function http_post($data) {