diff --git a/src/settings.js b/src/settings.js
index b9c8639e6..5f0340dbe 100644
--- a/src/settings.js
+++ b/src/settings.js
@@ -590,7 +590,7 @@ function getAll(callback) {
         result[exports.DYNAMIC_DNS_KEY] = !!result[exports.DYNAMIC_DNS_KEY];
 
         // convert JSON objects
-        [exports.DNS_CONFIG_KEY, exports.TLS_CONFIG_KEY, exports.BACKUP_CONFIG_KEY].forEach(function (key) {
+        [exports.DNS_CONFIG_KEY, exports.TLS_CONFIG_KEY, exports.BACKUP_CONFIG_KEY, exports.MAIL_CONFIG_KEY].forEach(function (key) {
             result[key] = typeof result[key] === 'object' ? result[key] : safe.JSON.parse(result[key]);
         });