diff --git a/message/message-formats.md b/message/message-formats.md
index b006c2f..78fd737 100644
--- a/message/message-formats.md
+++ b/message/message-formats.md
@@ -1,15 +1,14 @@
 # Message Formats
 
 ## Response Message Format
-All **response** messages MUST support an [`application/hal+json`](http://stateless.co/hal_specification.html) (HAL) format.
+All **response** messages **MUST** support an [`application/hal+json`](http://stateless.co/hal_specification.html) (HAL) format.
 
 ### Error Response Format
-The [`application/problem+json`](https://tools.ietf.org/html/rfc7807) (Problem Detail) MUST be used to communicate details about an error.
+The [`application/problem+json`](https://tools.ietf.org/html/rfc7807) (Problem Detail) **MUST** be used to communicate details about an error.
 
 ## Request Message Format
-Data body **request** messages SHOULD support a [`application/json`](http://www.json.org) (JSON) format. Where applicable, the data body request message SHOULD also support the `application/hal+json` format.
-
-Data body **request** messages SHOULD also support the [`application/x-www-form-urlencoded`](https://tools.ietf.org/html/rfc1866#section-8.2.1) (URL Encoded) format.
+Data body **request** messages **SHOULD** support a [`application/json`](http://www.json.org) (JSON) format. Where applicable, the data body request message **SHOULD** also support the `application/hal+json` format.
 
+Data body **request** messages **SHOULD** also support the [`application/x-www-form-urlencoded`](https://tools.ietf.org/html/rfc1866#section-8.2.1) (URL Encoded) format.