diff --git a/specification/api/components/documentation/APIDescription.md b/specification/api/components/documentation/APIDescription.md
index 7a6311fe..758489d3 100644
--- a/specification/api/components/documentation/APIDescription.md
+++ b/specification/api/components/documentation/APIDescription.md
@@ -134,6 +134,13 @@ You need to get your software approved by us before it can go live with this API
 Before go-live, you must complete a smoke test in the NHS Notify production environment.
 The smoke test confirms that your live credentials, connectivity, and print workflow operate correctly end-to-end. It will be carried out in coordination with the NHS Notify Supplier API team.
 
+The process is as follows:
+
+* retrieve and print one or more live test letters through the production API.
+* send the printed output to the address provided.
+* submit a Management Information (MI) update for verification.
+
+
 The process is as follows:
 
 * retrieve and print one or more live test letters through the production API.
diff --git a/specification/api/components/parameters/correlationId.yml b/specification/api/components/parameters/correlationId.yml
index 045130d8..eee033f0 100644
--- a/specification/api/components/parameters/correlationId.yml
+++ b/specification/api/components/parameters/correlationId.yml
@@ -1,4 +1,4 @@
-name: X-Correlation-ID
+name: Correlation-ID
 in: header
 description: |-
   An optional ID which you can use to track transactions across multiple systems. It can take any value, but we recommend avoiding `.` characters. If not provided in the request, NHS Notify will default to a system generated ID in its place.