diff --git a/src/forest/auth/routes.py b/src/forest/auth/routes.py
index b8c58b3..174f19d 100644
--- a/src/forest/auth/routes.py
+++ b/src/forest/auth/routes.py
@@ -30,7 +30,7 @@ def oauth2_authorize(provider):
     qs = urlencode({
         'client_id': provider_data['client_id'],
         'redirect_uri': url_for('auth.oauth2_callback', provider=provider,
-                                _external=True),
+                                _external=True, _scheme='https'),
         'response_type': 'code',
         'scope': ' '.join(provider_data['scopes']),
         'state': session['oauth2_state'],
@@ -110,7 +110,6 @@ def before_request():
             print(request.endpoint)
             return redirect(url_for('auth.unconfirmed'))
 
-
 @auth.route('/unconfirmed')
 def unconfirmed():
     if current_user.is_anonymous or current_user.confirmed: