diff --git a/src/Mailer.ts b/src/Mailer.ts
index 5bf3a65..4133247 100644
--- a/src/Mailer.ts
+++ b/src/Mailer.ts
@@ -17,7 +17,7 @@ import { MailServerConfigError } from './errors/MailErrors';
 export class Mailer {
     private templateDir = path.join(__dirname, '/templates');
     private transport: Mail;
-    private static interpolations = { eventname: config.eventname }
+    private static interpolations = { copyright_owner: config.copyright_owner }
 
     /**
      * Main constructor.