diff --git a/web/app/controllers/api_music_sessions_controller.rb b/web/app/controllers/api_music_sessions_controller.rb
index 9809d49d0..f4a2411c8 100644
--- a/web/app/controllers/api_music_sessions_controller.rb
+++ b/web/app/controllers/api_music_sessions_controller.rb
@@ -213,13 +213,15 @@ class ApiMusicSessionsController < ApiController
                        :secret_access_key => SampleApp::Application.config.aws_secret_access_key)
       bucket = s3.buckets[SampleApp::Application.config.aws_bucket]
 
+      expire = Time.now + 20.years
       read_url = bucket.objects[uri].url_for(:read, 
-                                             :expires => Time.now + 25.years, 
+                                             :expires => expire, 
                                              :'response_content_type' => 'text/csv').to_s
       @perfdata.update_attribute(:uri, read_url)
+      logger.debug("*** client can read url #{read_url}")
 
       write_url = bucket.objects[uri].url_for(:write, 
-                                              :expires => SampleApp::Application.config.perf_data_signed_url_timeout, 
+                                              :expires => expire, 
                                               :'response_content_type' => 'text/csv').to_s
       logger.debug("*** client can upload to url #{write_url}")
       redirect_to write_url