diff --git a/timewarp.py b/timewarp.py
index 4edb832..901e782 100644
--- a/timewarp.py
+++ b/timewarp.py
@@ -32,7 +32,7 @@ class TimeWarper(object):
         return 0
 
     def _set_upload_date_for_photos(self, pagenum, page, set_to_date):
-        for i, photo in enumerate(page.getchildren()[0].getchildren()):
+        for i, photo in enumerate(page.findall('photos/photo'):
             setdate_response = self.flickr.photos_setDates(
                 photo_id=photo.attrib['id'],
                 date_posted=set_to_date
@@ -45,7 +45,7 @@ class TimeWarper(object):
         i = 1
         while True:
             page = self.flickr.photos_search(**query)
-            if len(page.getchildren()[0].getchildren()):
+            if len(page.findall('photos/photo')):
                 yield i, page
                 i += 1
             else: