spec/fixtures/slack/web/429_error.yml in slack-ruby-client-0.8.1 vs spec/fixtures/slack/web/429_error.yml in slack-ruby-client-0.9.0

@@ -20,9 +20,11 @@
       code: 429
       message: OK
     headers:
       Access-Control-Allow-Origin:
       - '*'
+      Retry-After:
+      - 3600
       Date:
       - Sat, 25 Jul 2015 14:42:07 GMT
       Server:
       - Apache
       Connection: