diff --git a/.travis.yml b/.travis.yml
index 6eaee60be..f3ed89973 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -60,12 +60,13 @@ jobs:
       deploy:
         # Deploy master to production
         - provider: script
+          # Build and deploy to production.
+          # _Note_: `deploy.script` must be a **single** command string
           # TODO(docs): Remove `--dryrun` flag to really deploy!
-          script:
-            # Build and deploy to production.
-            - yarn run clean
-            - yarn run prod:build
-            - yarn run prod:deploy --dryrun
+          script: >-
+            yarn run clean &&
+            yarn run prod:build &&
+            yarn run prod:deploy --dryrun
           skip_cleanup: true
           on:
             branch: master