diff --git a/scholar.py b/scholar.py
index 13ccd43..2f616bc 100755
--- a/scholar.py
+++ b/scholar.py
@@ -512,7 +512,7 @@ def _as_int(obj):
 
     def _path2url(self, path):
         """Helper, returns full URL in case path isn't one."""
-        if path.startswith('http://'):
+        if path.startswith('http://') or path.startswith('https://'):
             return path
         if not path.startswith('/'):
             path = '/' + path