.travis.yml in twilio-ruby-5.33.0 vs .travis.yml in twilio-ruby-5.33.1

@@ -1,6 +1,5 @@
-sudo: false
 language: ruby
 cache: bundler
 bundler_args: --without development
 
 rvm:
@@ -32,5 +31,14 @@
   - provider: rubygems
     api_key: $RUBYGEMS_APIKEY
     on:
       tags: true
       rvm: "2.4"
+
+notifications:
+  slack:
+    if: branch = master
+    on_pull_requests: false
+    on_success: never
+    on_failure: change
+    rooms:
+      - secure: AxzkBxp8izIXqkOEDiUaGjjym60GvuJeV1sBAHnLXqujDDpvdCeM+G8r274Xp48l7YqFz72PR2prFrAl8qMY5IVVFBolH1BtXqa7MsgclFKXXhq87y7OqzrUHVwdB1TAhse7k/wkeVN+mFPZswzSYqDzR3WmAbBG0iT6d1szO6c=