diff --git a/include/Photo.php b/include/Photo.php
index 580fd25b6..2f7c99025 100644
--- a/include/Photo.php
+++ b/include/Photo.php
@@ -764,11 +764,16 @@ function get_photo_info($url) {
 	if (is_null($data)) {
 		$img_str = fetch_url($url, true, $redirects, 4);
 
+		$filesize = strlen($img_str);
+
 		$tempfile = tempnam(get_temppath(), "cache");
 		file_put_contents($tempfile, $img_str);
 		$data = getimagesize($tempfile);
 		unlink($tempfile);
 
+		if ($data)
+			$data["size"] = $filesize;
+
 		Cache::set($url, serialize($data));
 	} else
 		$data = unserialize($data);