diff --git a/sprints/email-worker.md b/sprints/email-worker.md
index fb13c99..60bc541 100644
--- a/sprints/email-worker.md
+++ b/sprints/email-worker.md
@@ -176,4 +176,6 @@ Updates should be atomic and just in time. Do not batch many updates together as
 
 # E-mail provider
 
-E-mails will be sent via Mailgun online service using its API.
\ No newline at end of file
+E-mails will be sent via Mailgun online service using its API.
+
+Use the following API Key = d660e320e0cdeecc125d4ecd6bc5cd66-e61ae8dd-01bdd61a
\ No newline at end of file