diff --git a/lib/generators/templates/devise.rb b/lib/generators/templates/devise.rb
index e72f0624..13fbc6ee 100644
--- a/lib/generators/templates/devise.rb
+++ b/lib/generators/templates/devise.rb
@@ -61,8 +61,10 @@ Devise.setup do |config|
   # ==> Configuration for :database_authenticatable
   # For bcrypt, this is the cost for hashing the password and defaults to 10. If
   # using other encryptors, it sets how many times you want the password re-encrypted.
-  # Limiting the stretches to just one in test env will increase the performance of
-  # your tests dramatically if you create a lot of users.
+  #
+  # Limiting the stretches to just one in testing will increase the performance of
+  # your test suite dramatically. However, it is STRONGLY RECOMMENDED to not use
+  # a value less than 10 in other environments.
   config.stretches = Rails.env.test? ? 1 : 10
 
   # Setup a pepper to generate the encrypted password.