diff --git a/EnvelopeGenerator.Web/Models/Culture.cs b/EnvelopeGenerator.Web/Models/Culture.cs
index 4838838e..8f492d63 100644
--- a/EnvelopeGenerator.Web/Models/Culture.cs
+++ b/EnvelopeGenerator.Web/Models/Culture.cs
@@ -4,15 +4,20 @@ namespace EnvelopeGenerator.Web.Models
 {
     public class Culture
     {
-        private string _language = string.Empty;
-        public string Language { get => _language;
-            init {
+        private string _language = null!;
+
+        public required string Language
+        {
+            get => _language;
+            init
+            {
                 _language = value;
                 Info = new(value);
             } 
         }
-        public string FIClass { get; init; } = string.Empty;
 
-        public CultureInfo? Info { get; init; }
+        public string FIClass { get; init; } = null!;
+
+        public CultureInfo Info { get; init; } = null!;
     }
 }
diff --git a/EnvelopeGenerator.Web/Views/Envelope/ShowEnvelope.cshtml b/EnvelopeGenerator.Web/Views/Envelope/ShowEnvelope.cshtml
index 772f3870..53ede57b 100644
--- a/EnvelopeGenerator.Web/Views/Envelope/ShowEnvelope.cshtml
+++ b/EnvelopeGenerator.Web/Views/Envelope/ShowEnvelope.cshtml
@@ -86,7 +86,7 @@
                 <p>
                     <small class="text-body-secondary">
                         @Html.Raw(_localizer.EnvelopeInfo2().Format(
-                                 envelope?.AddedWhen.ToString(userCulture?.Info?.DateTimeFormat),
+                                 envelope?.AddedWhen.ToString(userCulture?.Info.DateTimeFormat),
                                  $"{sender?.Prename} {sender?.Name}",
                                  sender?.Email,
                                  envelope?.Title,
@@ -216,6 +216,6 @@
         var documentBase64String = Convert.ToBase64String(documentBytes);
         var envelopeKey = ViewData["EnvelopeKey"] as string;
 
-        @:document.addEventListener("DOMContentLoaded", async () => await new App("@envelopeKey", @Html.Raw(envelopeReceiverJson), B64ToBuff("@Html.Raw(documentBase64String)"), "@ViewData["PSPDFKitLicenseKey"]", "@userCulture?.Info?.TwoLetterISOLanguageName").init())
+        @:document.addEventListener("DOMContentLoaded", async () => await new App("@envelopeKey", @Html.Raw(envelopeReceiverJson), B64ToBuff("@Html.Raw(documentBase64String)"), "@ViewData["PSPDFKitLicenseKey"]", "@userCulture?.Info.TwoLetterISOLanguageName").init())
     }
 </script>
\ No newline at end of file
diff --git a/EnvelopeGenerator.Web/Views/_ViewImports.cshtml b/EnvelopeGenerator.Web/Views/_ViewImports.cshtml
index 4ff3ff07..fc04da72 100644
--- a/EnvelopeGenerator.Web/Views/_ViewImports.cshtml
+++ b/EnvelopeGenerator.Web/Views/_ViewImports.cshtml
@@ -7,6 +7,6 @@
 @using Microsoft.Extensions.Options
 @inject IStringLocalizer<Resource> _localizer
 @inject Microsoft.AspNetCore.Http.IHttpContextAccessor _accessor
-@inject Cultures _cultures
+@inject MultiCulture _cultures
 @inject IOptions<CustomImages> _cImgOpt
 @addTagHelper *, Microsoft.AspNetCore.Mvc.TagHelpers
\ No newline at end of file