diff --git a/EnvelopeGenerator.Web/Controllers/HomeController.cs b/EnvelopeGenerator.Web/Controllers/HomeController.cs
index c9df307e..ad5687d7 100644
--- a/EnvelopeGenerator.Web/Controllers/HomeController.cs
+++ b/EnvelopeGenerator.Web/Controllers/HomeController.cs
@@ -18,6 +18,7 @@ using static EnvelopeGenerator.Common.Constants;
 using Ganss.Xss;
 using Newtonsoft.Json;
 using EnvelopeGenerator.Application.DTOs;
+using EnvelopeGenerator.Domain.Entities;
 
 namespace EnvelopeGenerator.Web.Controllers
 {
@@ -49,8 +50,19 @@ namespace EnvelopeGenerator.Web.Controllers
         }
 
         [HttpGet("/")]
-        public IActionResult Main()
+        public IActionResult Main([FromQuery] string? culture = null)
         {
+            //TODO: add a middelware or use an asp.net functionality insead of this code-smell
+            culture = culture is not null ? _sanitizer.Sanitize(culture) : null;
+
+            if (UserLanguage is null && culture is null)
+            {
+                UserLanguage = _cultures.Default.Language;
+                return Redirect($"{Request.Headers["Referer"]}?culture={_cultures.Default.Language}");
+            }
+
+            ViewData["UserCulture"] = _cultures[UserLanguage];
+
             return View();
         }
         
diff --git a/EnvelopeGenerator.Web/Views/Shared/_Layout.cshtml b/EnvelopeGenerator.Web/Views/Shared/_Layout.cshtml
index ee0c5134..c14f8803 100644
--- a/EnvelopeGenerator.Web/Views/Shared/_Layout.cshtml
+++ b/EnvelopeGenerator.Web/Views/Shared/_Layout.cshtml
@@ -4,6 +4,8 @@
 @{
     var nonce = _accessor.HttpContext?.Items["csp-nonce"] as string;
     var userCulture = ViewData["UserCulture"] as Culture;
+    //TODO: instead of default assignment add a middleware for culture
+    userCulture ??= _cultures.Default;
     var isReadOnly = false;
     if (ViewData["IsReadOnly"] is bool isReadOnly_bool)
         isReadOnly = isReadOnly_bool;