diff --git a/gdown/download.py b/gdown/download.py
index 5298b828..d3d17f8f 100644
--- a/gdown/download.py
+++ b/gdown/download.py
@@ -21,7 +21,7 @@
 home = osp.expanduser("~")
 
 
-def get_url_from_gdrive_confirmation(contents):
+def _get_url_from_gdrive_confirmation(contents):
     url = ""
     for line in contents.splitlines():
         m = re.search(r'href="(\/uc\?export=download[^"]+)', line)
@@ -242,7 +242,7 @@ def download(
 
         # Need to redirect with confirmation
         try:
-            url = get_url_from_gdrive_confirmation(res.text)
+            url = _get_url_from_gdrive_confirmation(res.text)
         except FileURLRetrievalError as e:
             message = (
                 "Failed to retrieve file url:\n\n{}\n\n"