diff --git a/application/libraries/Omeka/File/Ingest/Url.php b/application/libraries/Omeka/File/Ingest/Url.php
index 6c7d013466..86cfaf73c3 100644
--- a/application/libraries/Omeka/File/Ingest/Url.php
+++ b/application/libraries/Omeka/File/Ingest/Url.php
@@ -13,6 +13,15 @@
  */
 class Omeka_File_Ingest_Url extends Omeka_File_Ingest_AbstractSourceIngest
 {
+    /**
+     * HTTP client.
+     *
+     * Set by the _getHttpClient method.
+     *
+     * @var Zend_Http_Client
+     */
+    protected $_client = null;
+
     /**
      * Return the original filename.
      *
diff --git a/application/libraries/Zend/Http/Client.php b/application/libraries/Zend/Http/Client.php
index b2d7b60b51..894700b612 100644
--- a/application/libraries/Zend/Http/Client.php
+++ b/application/libraries/Zend/Http/Client.php
@@ -253,6 +253,15 @@ class Zend_Http_Client
      */
     protected $redirectCounter = 0;
 
+    /**
+     * Name of temporary stream
+     *
+     * Set by _openTempStream and used by the request method
+     *
+     * @var string
+     */
+    protected $_stream_name = null;
+
     /**
      * Status for unmasking GET array params
      *