diff --git a/Oqtane.Server/Pages/_Host.cshtml.cs b/Oqtane.Server/Pages/_Host.cshtml.cs
index ee7c43ce..24aa812e 100644
--- a/Oqtane.Server/Pages/_Host.cshtml.cs
+++ b/Oqtane.Server/Pages/_Host.cshtml.cs
@@ -5,6 +5,7 @@ using Oqtane.Modules;
 using Oqtane.Models;
 using Oqtane.Themes;
 using System;
+using System.Globalization;
 using System.Linq;
 using System.Reflection;
 using Microsoft.AspNetCore.Http.Extensions;
@@ -19,13 +20,20 @@ namespace Oqtane.Pages
         private IConfiguration _configuration;
         private readonly SiteState _state;
         private readonly IAliasRepository _aliases;
+        private readonly ILocalizationManager _localizationManager;
         private readonly ILanguageRepository _languages;
 
-        public HostModel(IConfiguration configuration, SiteState state, IAliasRepository aliases, ILanguageRepository languages)
+        public HostModel(
+            IConfiguration configuration,
+            SiteState state,
+            IAliasRepository aliases,
+            ILocalizationManager localizationManager,
+            ILanguageRepository languages)
         {
             _configuration = configuration;
             _state = state;
             _aliases = aliases;
+            _localizationManager = localizationManager;
             _languages = languages;
         }
 
@@ -45,25 +53,21 @@ namespace Oqtane.Pages
             // if culture not specified and framework is installed 
             if (HttpContext.Request.Cookies[CookieRequestCultureProvider.DefaultCookieName] == null && !string.IsNullOrEmpty(_configuration.GetConnectionString("DefaultConnection")))
             {
-                Uri uri = new Uri(Request.GetDisplayUrl());
+                var uri = new Uri(Request.GetDisplayUrl());
                 var alias = _aliases.GetAlias(uri.Authority + "/" + uri.LocalPath.Substring(1));
                 _state.Alias = alias;
 
-                // set default language for site
-                var language = _languages.GetLanguages(alias.SiteId).Where(item => item.IsDefault).FirstOrDefault();
-                if (language != null)
+                // set default language for site if the culture is not supported
+                var languages = _languages.GetLanguages(alias.SiteId);
+                if (languages.All(l => l.Code != CultureInfo.CurrentUICulture.Name))
                 {
-                    HttpContext.Response.Cookies.Append(
-                        CookieRequestCultureProvider.DefaultCookieName,
-                        CookieRequestCultureProvider.MakeCookieValue(
-                            new RequestCulture(language.Code)));
+                    var defaultLanguage = languages.Where(l => l.IsDefault).SingleOrDefault() ?? languages.First();
+
+                    SetLocalizationCookie(defaultLanguage.Code);
                 }
                 else
                 {
-                    HttpContext.Response.Cookies.Append(
-                        CookieRequestCultureProvider.DefaultCookieName,
-                        CookieRequestCultureProvider.MakeCookieValue(
-                            new RequestCulture(_configuration.GetSection("Localization").GetValue("DefaultCulture", Constants.DefaultCulture))));
+                    SetLocalizationCookie(_localizationManager.GetDefaultCulture());
                 }
             }
         }
@@ -176,5 +180,12 @@ namespace Oqtane.Pages
                 return "";
             }
         }
+
+        private void SetLocalizationCookie(string culture)
+        {
+            HttpContext.Response.Cookies.Append(
+                CookieRequestCultureProvider.DefaultCookieName,
+                CookieRequestCultureProvider.MakeCookieValue(new RequestCulture(culture)));
+        }
     }
 }