--- a/ckanext/ga_report/ga_auth.py
+++ b/ckanext/ga_report/ga_auth.py
@@ -36,7 +36,7 @@
     credentials = _prepare_credentials(token_file, credentials_file)
     http = credentials.authorize(http)  # authorize the http object
 
-    return build('analytics', 'v3', http=http)
+    return credentials.access_token, build('analytics', 'v3', http=http)
 
 
 def get_profile_id(service):