diff --git a/classes/context/Context.class.php b/classes/context/Context.class.php
index dc3355d0e..8c21d1dad 100644
--- a/classes/context/Context.class.php
+++ b/classes/context/Context.class.php
@@ -260,8 +260,9 @@ class Context
 				}
 			}
 			$site_module_info = ModuleModel::getDefaultMid() ?: new stdClass;
+			$site_timezone = (isset($site_module_info->settings->timezone) && $site_module_info->settings->timezone !== 'default') ? $site_module_info->settings->timezone : null;
 			self::set('site_module_info', $site_module_info);
-			self::set('_default_timezone', ($site_module_info->settings && $site_module_info->settings->timezone) ? $site_module_info->settings->timezone : null);
+			self::set('_default_timezone', $site_timezone);
 			self::set('_default_url', self::$_instance->db_info->default_url = self::getDefaultUrl($site_module_info, RX_SSL));
 			self::set('_http_port', self::$_instance->db_info->http_port = $site_module_info->http_port ?: null);
 			self::set('_https_port', self::$_instance->db_info->https_port = $site_module_info->https_port ?: null);
diff --git a/modules/admin/admin.admin.controller.php b/modules/admin/admin.admin.controller.php
index 2efbc369b..f255bb1b0 100644
--- a/modules/admin/admin.admin.controller.php
+++ b/modules/admin/admin.admin.controller.php
@@ -1154,7 +1154,7 @@ class adminAdminController extends admin
 		
 		// Validate the default time zone.
 		$timezone_list = Rhymix\Framework\DateTime::getTimezoneList();
-		if (!isset($timezone_list[$vars->default_timezone]))
+		if ($vars->default_timezone !== 'default' && !isset($timezone_list[$vars->default_timezone]))
 		{
 			throw new Rhymix\Framework\Exception('msg_invalid_timezone');
 		}
diff --git a/modules/admin/tpl/config_domains_edit.html b/modules/admin/tpl/config_domains_edit.html
index 76a0930fb..d3d8d66db 100644
--- a/modules/admin/tpl/config_domains_edit.html
+++ b/modules/admin/tpl/config_domains_edit.html
@@ -90,6 +90,7 @@
 			<label class="x_control-label" for="default_timezone">{$lang->timezone}</label>
 			<div class="x_controls">
 				<select name="default_timezone">
+					<option value="default" selected="selected"|cond="$domain_timezone === 'default'">{$lang->follow_default_lang}</option>
 					<option loop="$timezones => $key,$val" value="{$key}" selected="selected"|cond="$key == $domain_timezone">{$val}</option>
 				</select>
 			</div>
diff --git a/modules/module/module.class.php b/modules/module/module.class.php
index 91a442089..2b533b073 100644
--- a/modules/module/module.class.php
+++ b/modules/module/module.class.php
@@ -33,7 +33,10 @@ class module extends ModuleObject
 			$domain->https_port = RX_SSL ? $current_port : null;
 			$domain->security = config('url.ssl') ?: 'none';
 			$domain->description = '';
-			$domain->settings = json_encode(array('language' => null, 'timezone' => null));
+			$domain->settings = json_encode(array(
+				'language' => 'default',
+				'timezone' => 'default',
+			));
 			$output = executeQuery('module.insertDomain', $domain);
 			if (!$output->toBool())
 			{
@@ -288,8 +291,8 @@ class module extends ModuleObject
 				$domain->settings = json_encode(array(
 					'title' => $config->siteTitle,
 					'subtitle' => $config->siteSubtitle,
-					'language' => $site_info->default_language,
-					'timezone' => config('locale.default_timezone'),
+					'language' => 'default',
+					'timezone' => 'default',
 					'html_footer' => $config->htmlFooter,
 				));
 				$domain->regdate = $site_info->regdate;
@@ -318,8 +321,8 @@ class module extends ModuleObject
 			$domain->settings = json_encode(array(
 				'title' => $config->siteTitle,
 				'subtitle' => $config->siteSubtitle,
-				'language' => $site_info->default_language,
-				'timezone' => config('locale.default_timezone'),
+				'language' => 'default',
+				'timezone' => 'default',
 				'html_footer' => $config->htmlFooter,
 			));
 			$domains[$domain->domain] = $domain;
@@ -353,8 +356,8 @@ class module extends ModuleObject
 					$domain->settings = json_encode(array(
 						'title' => $config->siteTitle,
 						'subtitle' => $config->siteSubtitle,
-						'language' => $site_info->default_language,
-						'timezone' => config('locale.default_timezone'),
+						'language' => 'default',
+						'timezone' => 'default',
 						'html_footer' => $config->htmlFooter,
 					));
 					$domain->regdate = $site_info->regdate;