* `prod.exs`: default additional configuration for `MIX_ENV=prod`
Additionally, you can overload options in the following files:
-* `dev.secret.exs`: additional custom configuration for `MIX_ENV=dev`
-* `prod.secret.exs`: additional custom configuration for `MIX_ENV=prod`
+* `dev.secret.exs`: custom additional configuration for `MIX_ENV=dev`
+* `prod.secret.exs`: custom additional configuration for `MIX_ENV=prod`
## Message Rewrite Filters (MRFs)