diff --git a/package-lock.json b/package-lock.json
index 910355e..3311922 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "@mojoio/mailgun",
-  "version": "1.0.17",
+  "version": "1.0.18",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
diff --git a/package.json b/package.json
index e1dd1a8..977b6fc 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@mojoio/mailgun",
-  "version": "1.0.17",
+  "version": "1.0.18",
   "private": false,
   "description": "an api abstraction package for mailgun",
   "main": "dist/index.js",
diff --git a/ts/interfaces/notification.ts b/ts/interfaces/notification.ts
index f07a530..aaf1c92 100644
--- a/ts/interfaces/notification.ts
+++ b/ts/interfaces/notification.ts
@@ -11,8 +11,8 @@ export interface IMailgunNotification {
   'X-Google-Dkim-Signature': string;
   To: string;
   'Dkim-Signature': string;
-  subject: 'Booking confirmation (Order 12PN8P)';
-  from: 'buchungsbestaetigung@bahn.de';
+  subject: string;
+  from: string;
   'X-Received': string[];
   'Ironport-Sdr': string;
   'Arc-Authentication-Results': string[];
@@ -32,13 +32,16 @@ export interface IMailgunNotification {
   'X-Forwarded-For': string;
   'X-Gm-Message-State': string;
   'X-Google-Smtp-Source': string;
-  'X-Envelope-From': '<phil+caf_=invoiceinbox=mail.lossless.one@lossless.com>';
-  'Content-Type': 'multipart/mixed; boundary="----=_Part_220882_156025801.1578848484963"';
-  'X-Forwarded-To': 'invoiceinbox@mail.lossless.one';
+  'X-Envelope-From': string;
+  'Content-Type': string;
+  'X-Forwarded-To': string;
   Subject: string;
   attachments: string;
   'body-plain': string;
   'stripped-text': string;
   'stripped-html': string;
   'stripped-signature': string;
+
+  // Lossless specific
+  X-Lossless-Auth: string
 }
\ No newline at end of file