1 files changed, 3 insertions, 3 deletions
diff --git a/guides/source/action_controller_overview.md b/guides/source/action_controller_overview.md
index 43a59e8d43..2701f5bb72 100644
--- a/guides/source/action_controller_overview.md
+++ b/guides/source/action_controller_overview.md
@@ -257,7 +257,7 @@ params.require(:log_entry).permit!
 ```
 
 This will mark the `:log_entry` parameters hash and any subhash of it
-permitted.  Extreme care should be taken when using `permit!` as it
+permitted. Extreme care should be taken when using `permit!` as it
 will allow all current and future model attributes to be
 mass-assigned.
 
@@ -568,10 +568,10 @@ end
 
 Note that while for session values you set the key to `nil`, to delete a cookie value you should use `cookies.delete(:key)`.
 
-Rendering xml and json data
+Rendering XML and JSON data
 ---------------------------
 
-ActionController makes it extremely easy to render `xml` or `json` data. If you've generated a controller using scaffolding, it would look something like this:
+ActionController makes it extremely easy to render `XML` or `JSON` data. If you've generated a controller using scaffolding, it would look something like this:
 
 ```ruby
 class UsersController < ApplicationController