diff --git a/.travis.yml b/.travis.yml
index b8c7d9e..a688f6c 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -102,7 +102,10 @@ before_deploy:
 deploy:
   # TODO update `api_key.secure`
   # - Create a `public_repo` GitHub token. Go to: https://github.com/settings/tokens/new
-  # - Encrypt it: `travis encrypt 0123456789012345678901234567890123456789
+  # - Encrypt it: `travis encrypt 0123456789012345678901234567890123456789`
+  # - Note: if your project is on travis-ci.com instead of travis-ci.org you 
+  #         need to add the `--pro` flag like:
+  #         `travis encrypt 0123456789012345678901234567890123456789 --pro`
   # - Paste the output down here
   api_key:
     secure: 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