diff --git a/api/src/Link/Storage.php b/api/src/Link/Storage.php
index 2909cd76db..451b5f295c 100644
--- a/api/src/Link/Storage.php
+++ b/api/src/Link/Storage.php
@@ -493,6 +493,10 @@ class Storage
 		{
 			return array_map([__CLASS__, __METHOD__], $id);
 		}
+		if(is_integer($id))
+		{
+			return '' . $id;
+		}
 		return substr(json_encode($id, JSON_UNESCAPED_SLASHES), 1, -1);
 	}