diff --git a/src/upgrades/1.18.0/enable_include_unverified_emails.js b/src/upgrades/1.18.0/enable_include_unverified_emails.js
new file mode 100644
index 0000000000..b10c496e38
--- /dev/null
+++ b/src/upgrades/1.18.0/enable_include_unverified_emails.js
@@ -0,0 +1,12 @@
+'use strict';
+
+const meta = require('../../meta');
+
+module.exports = {
+	name: 'Enable setting to include unverified emails for all mailings',
+	// remember, month is zero-indexed (so January is 0, December is 11)
+	timestamp: Date.UTC(2021, 5, 18),
+	method: async () => {
+		await meta.configs.set('includeUnverifiedEmails', 1);
+	},
+};