diff --git a/web/app/controllers/api_music_sessions_controller.rb b/web/app/controllers/api_music_sessions_controller.rb
index 4d1d961df..7c5a9438d 100644
--- a/web/app/controllers/api_music_sessions_controller.rb
+++ b/web/app/controllers/api_music_sessions_controller.rb
@@ -3,7 +3,7 @@ require 'aws-sdk'
 class ApiMusicSessionsController < ApiController
 
   # have to be signed in currently to see this screen
-  before_filter :api_signed_in_user, :except => [ :add_like, :show, :show_history, :add_session_info_comment ]
+  before_filter :api_signed_in_user, :except => [ :add_like, :show, :show_history, :add_session_info_comment, :auth ]
   before_filter :lookup_session,   only: [:show, :update, :delete, :claimed_recording_start, :claimed_recording_stop, :track_sync, :jam_track_open, :jam_track_close, :backing_track_open, :backing_track_close, :metronome_open, :metronome_close, :attach_recording]
   before_filter :lookup_perm_session,   only: [:get_livestream, :create_livestream, :livestream_transition]
   skip_before_filter :api_signed_in_user, only: [:perf_upload]