diff --git a/test/e2e-api/admin/__snapshots__/newsletters.test.js.snap b/test/e2e-api/admin/__snapshots__/newsletters.test.js.snap
index eb4cbf8cd4..f4cba9e68e 100644
--- a/test/e2e-api/admin/__snapshots__/newsletters.test.js.snap
+++ b/test/e2e-api/admin/__snapshots__/newsletters.test.js.snap
@@ -102,6 +102,111 @@ Object {
 }
 `;
 
+exports[`Newsletters API Can add a newsletter - with custom sender_email and subscribe existing members 1: [body] 1`] = `
+Object {
+  "meta": Object {
+    "opted_in_member_count": 6,
+    "sent_email_verification": Array [
+      "sender_email",
+    ],
+  },
+  "newsletters": Array [
+    Object {
+      "body_font_category": "serif",
+      "created_at": StringMatching /\\\\d\\{4\\}-\\\\d\\{2\\}-\\\\d\\{2\\}T\\\\d\\{2\\}:\\\\d\\{2\\}:\\\\d\\{2\\}\\\\\\.000Z/,
+      "description": null,
+      "footer_content": null,
+      "header_image": null,
+      "id": StringMatching /\\[a-f0-9\\]\\{24\\}/,
+      "name": "My test newsletter with custom sender_email and subscribe existing",
+      "sender_email": null,
+      "sender_name": "Test",
+      "sender_reply_to": "newsletter",
+      "show_badge": true,
+      "show_feature_image": true,
+      "show_header_icon": true,
+      "show_header_name": true,
+      "show_header_title": true,
+      "slug": "my-test-newsletter-with-custom-sender_email-and-subscribe-existing",
+      "sort_order": 8,
+      "status": "active",
+      "subscribe_on_signup": true,
+      "title_alignment": "center",
+      "title_font_category": "serif",
+      "updated_at": StringMatching /\\\\d\\{4\\}-\\\\d\\{2\\}-\\\\d\\{2\\}T\\\\d\\{2\\}:\\\\d\\{2\\}:\\\\d\\{2\\}\\\\\\.000Z/,
+      "uuid": StringMatching /\\[a-f0-9\\]\\{8\\}-\\[a-f0-9\\]\\{4\\}-\\[a-f0-9\\]\\{4\\}-\\[a-f0-9\\]\\{4\\}-\\[a-f0-9\\]\\{12\\}/,
+      "visibility": "members",
+    },
+  ],
+}
+`;
+
+exports[`Newsletters API Can add a newsletter - with custom sender_email and subscribe existing members 2: [headers] 1`] = `
+Object {
+  "access-control-allow-origin": "http://127.0.0.1:2369",
+  "cache-control": "no-cache, private, no-store, must-revalidate, max-stale=0, post-check=0, pre-check=0",
+  "content-length": "826",
+  "content-type": "application/json; charset=utf-8",
+  "etag": StringMatching /\\(\\?:W\\\\/\\)\\?"\\(\\?:\\[ !#-\\\\x7E\\\\x80-\\\\xFF\\]\\*\\|\\\\r\\\\n\\[\\\\t \\]\\|\\\\\\\\\\.\\)\\*"/,
+  "location": StringMatching /https\\?:\\\\/\\\\/\\.\\*\\?\\\\/newsletters\\\\/\\[a-f0-9\\]\\{24\\}\\\\//,
+  "vary": "Origin, Accept-Encoding",
+  "x-cache-invalidate": "/*",
+  "x-powered-by": "Express",
+}
+`;
+
+exports[`Newsletters API Can add a newsletter - with custom sender_email and subscribe exsiting members 1: [body] 1`] = `
+Object {
+  "meta": Object {
+    "opted_in_member_count": 6,
+    "sent_email_verification": Array [
+      "sender_email",
+    ],
+  },
+  "newsletters": Array [
+    Object {
+      "body_font_category": "serif",
+      "created_at": StringMatching /\\\\d\\{4\\}-\\\\d\\{2\\}-\\\\d\\{2\\}T\\\\d\\{2\\}:\\\\d\\{2\\}:\\\\d\\{2\\}\\\\\\.000Z/,
+      "description": null,
+      "footer_content": null,
+      "header_image": null,
+      "id": StringMatching /\\[a-f0-9\\]\\{24\\}/,
+      "name": "My test newsletter with custom sender_email and subscribe existing",
+      "sender_email": null,
+      "sender_name": "Test",
+      "sender_reply_to": "newsletter",
+      "show_badge": true,
+      "show_feature_image": true,
+      "show_header_icon": true,
+      "show_header_name": true,
+      "show_header_title": true,
+      "slug": "my-test-newsletter-with-custom-sender_email-and-subscribe-existing",
+      "sort_order": 6,
+      "status": "active",
+      "subscribe_on_signup": true,
+      "title_alignment": "center",
+      "title_font_category": "serif",
+      "updated_at": StringMatching /\\\\d\\{4\\}-\\\\d\\{2\\}-\\\\d\\{2\\}T\\\\d\\{2\\}:\\\\d\\{2\\}:\\\\d\\{2\\}\\\\\\.000Z/,
+      "visibility": "members",
+    },
+  ],
+}
+`;
+
+exports[`Newsletters API Can add a newsletter - with custom sender_email and subscribe exsiting members 2: [headers] 1`] = `
+Object {
+  "access-control-allow-origin": "http://127.0.0.1:2369",
+  "cache-control": "no-cache, private, no-store, must-revalidate, max-stale=0, post-check=0, pre-check=0",
+  "content-length": "780",
+  "content-type": "application/json; charset=utf-8",
+  "etag": StringMatching /\\(\\?:W\\\\/\\)\\?"\\(\\?:\\[ !#-\\\\x7E\\\\x80-\\\\xFF\\]\\*\\|\\\\r\\\\n\\[\\\\t \\]\\|\\\\\\\\\\.\\)\\*"/,
+  "location": StringMatching /https\\?:\\\\/\\\\/\\.\\*\\?\\\\/newsletters\\\\/\\[a-f0-9\\]\\{24\\}\\\\//,
+  "vary": "Origin, Accept-Encoding",
+  "x-cache-invalidate": "/*",
+  "x-powered-by": "Express",
+}
+`;
+
 exports[`Newsletters API Can add a newsletter 1: [body] 1`] = `
 Object {
   "newsletters": Array [
diff --git a/test/e2e-api/admin/newsletters.test.js b/test/e2e-api/admin/newsletters.test.js
index 5f30cbe34c..13f7b0f794 100644
--- a/test/e2e-api/admin/newsletters.test.js
+++ b/test/e2e-api/admin/newsletters.test.js
@@ -1,3 +1,4 @@
+const DatabaseInfo = require('@tryghost/database-info');
 const {agentProvider, mockManager, fixtureManager, matchers} = require('../../utils/e2e-framework');
 const {anyEtag, anyObjectId, anyUuid, anyISODateTime, anyLocationFor} = matchers;
 const configUtils = require('../../utils/configUtils');
@@ -329,4 +330,45 @@ describe('Newsletters API', function () {
                 });
         });
     });
+
+    it('Can add a newsletter - with custom sender_email and subscribe existing members', async function () {
+        const db = require('../../../core/server/data/db');
+        if (DatabaseInfo.isSQLite(db.knex)) {
+            return;
+        }
+        const newsletter = {
+            name: 'My test newsletter with custom sender_email and subscribe existing',
+            sender_name: 'Test',
+            sender_email: 'test@example.com',
+            sender_reply_to: 'newsletter',
+            status: 'active',
+            subscribe_on_signup: true,
+            title_font_category: 'serif',
+            body_font_category: 'serif',
+            show_header_icon: true,
+            show_header_title: true,
+            show_badge: true,
+            sort_order: 0
+        };
+
+        await agent
+            .post(`newsletters/?opt_in_existing=true`)
+            .body({newsletters: [newsletter]})
+            .expectStatus(201)
+            .matchBodySnapshot({
+                newsletters: [newsletterSnapshot],
+                meta: {
+                    sent_email_verification: ['sender_email']
+                }
+            })
+            .matchHeaderSnapshot({
+                etag: anyEtag,
+                location: anyLocationFor('newsletters')
+            });
+
+        mockManager.assert.sentEmail({
+            subject: 'Verify email address',
+            to: 'test@example.com'
+        });
+    });
 });