diff --git a/CHANGELOG.md b/CHANGELOG.md
index 4639c399..2560e69b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -15,6 +15,7 @@ v1.6.1 - unreleased
 - Enhancement: Missing wildcard option in alias flask command ([#869](https://github.com/Mailu/Mailu/issues/869))
 - Bug: Fix creating new fetched accounts
 - Bug: Fix poor performance if ANTIVIRUS is configured to none.
+- Bug: Implement mailustart to resolve webmail in admin ([#716](https://github.com/Mailu/Mailu/issues/716))
 - Bug: Rename cli commands and their options (replace "\_" with "-") ([#877](https://github.com/Mailu/Mailu/issues/877))
 - Bug: Fix typo in migration script ([#905](https://github.com/Mailu/Mailu/issues/905))
 
diff --git a/core/admin/mailu/configuration.py b/core/admin/mailu/configuration.py
index 84fbbdde..14ead3dd 100644
--- a/core/admin/mailu/configuration.py
+++ b/core/admin/mailu/configuration.py
@@ -46,6 +46,7 @@ DEFAULT_CONFIG = {
     'WEBSITE': 'https://mailu.io',
     'WEB_ADMIN': '/admin',
     'WEB_WEBMAIL': '/webmail',
+    'WEBMAIL': 'none',
     'RECAPTCHA_PUBLIC_KEY': '',
     'RECAPTCHA_PRIVATE_KEY': '',
     # Advanced settings
@@ -79,6 +80,8 @@ class ConfigManager(dict):
         self.config['HOST_POP3'] = resolve(self.config['HOST_POP3'])
         self.config['HOST_AUTHSMTP'] = resolve(self.config['HOST_AUTHSMTP'])
         self.config['HOST_SMTP'] = resolve(self.config['HOST_SMTP'])
+        if self.config['WEBMAIL'] != 'none':
+            self.config['HOST_WEBMAIL'] = resolve(self.config['HOST_WEBMAIL'])
 
     def __coerce_value(self, value):
         if isinstance(value, str) and value.lower() in ('true','yes'):
diff --git a/core/admin/mailu/internal/__init__.py b/core/admin/mailu/internal/__init__.py
index fcb19692..cf0ea3f7 100644
--- a/core/admin/mailu/internal/__init__.py
+++ b/core/admin/mailu/internal/__init__.py
@@ -1,6 +1,7 @@
 from flask_limiter import RateLimitExceeded
 
 from mailu import utils
+from flask import current_app as app
 
 import socket
 import flask
@@ -23,7 +24,7 @@ def rate_limit_handler(e):
 def whitelist_webmail():
     try:
         return flask.request.headers["Client-Ip"] ==\
-            socket.gethostbyname("webmail")
+            app.config["HOST_WEBMAIL"]
     except:
         return False