README.md in i18n-tasks-0.9.26 vs README.md in i18n-tasks-0.9.27

@@ -20,11 +20,11 @@
 i18n-tasks can be used with any project using the ruby [i18n gem][i18n-gem] (default in Rails).
 
 Add i18n-tasks to the Gemfile:
 
 ```ruby
-gem 'i18n-tasks', '~> 0.9.26'
+gem 'i18n-tasks', '~> 0.9.27'
 ```
 
 Copy the default [configuration file](#configuration):
 
 ```console
@@ -48,9 +48,10 @@
 Run `i18n-tasks` to get the list of all the tasks with short descriptions.
 
 ### Check health
 
 `i18n-tasks health` checks if any keys are missing or not used,
+that interpolations variables are consistent across locales,
 and that all the locale files are normalized (auto-formatted):
 
 ```console
 $ i18n-tasks health
 ```