diff --git a/Testing.md b/Testing.md
index eb772de..fc01b53 100644
--- a/Testing.md
+++ b/Testing.md
@@ -8,7 +8,7 @@ Testing Tracks is fairly simple. For its tests two different technologies are us
 The tests make use of some gems which need to be installed first. If you have previously done a `bundle install --without development test` you will need to edit your `.bundle/config` and re-run `bundle install`.
 
 ### Database
-Ensure you have the `test` section properly configured in your `config/database.yml`.
+Ensure you have the `test` section properly configured in your `config/database.yml`. The test environment should have its own database and should not share with the development or production environments.
 
 Since Rails 4.1, the test environment automatically loads the database schema, so you do not need to run the migrations.