diff --git a/box.py b/box.py
index 029288d..0ef6c6f 100755
--- a/box.py
+++ b/box.py
@@ -978,7 +978,8 @@ class Image:
             return True
 
         fname = os.path.join(CACHE_DIR, self._img_fname)
-        LOG.header('Downloading image %s', self._img_fname)
+        LOG.header('Downloading image %s from %s', self._img_fname,
+                   self._img_url)
         Run(['wget', '-q', self._img_url, '-O', fname])
 
         if not self._checksum():