diff --git a/EnvelopeGenerator.Web/Controllers/HomeController.cs b/EnvelopeGenerator.Web/Controllers/HomeController.cs
index daaf793a..584b80d3 100644
--- a/EnvelopeGenerator.Web/Controllers/HomeController.cs
+++ b/EnvelopeGenerator.Web/Controllers/HomeController.cs
@@ -190,7 +190,8 @@ namespace EnvelopeGenerator.Web.Controllers
                             database.Services.actionService.EnterIncorrectAccessCode(response.Envelope, response.Receiver); //for history
                             Response.StatusCode = StatusCodes.Status401Unauthorized;
                             return View("EnvelopeLocked")
-                                    .WithData("UserLanguage", UserLanguage ?? _cultures.Default.Language);
+                                    .WithData("UserLanguage", UserLanguage ?? _cultures.Default.Language)
+                                    .WithData("ErrorMessage", _localizer[WebKey.WrongAccessCode].Value);
                         }
                     },
                     Fail: (messages, notices) =>
@@ -198,7 +199,8 @@ namespace EnvelopeGenerator.Web.Controllers
                         _logger.LogNotice(notices);
                         Response.StatusCode = StatusCodes.Status401Unauthorized;
                         return View("EnvelopeLocked")
-                                .WithData("UserLanguage", UserLanguage ?? _cultures.Default.Language);
+                                .WithData("UserLanguage", UserLanguage ?? _cultures.Default.Language)
+                                .WithData("ErrorMessage", _localizer[WebKey.WrongAccessCode].Value);
                     });
             }
             catch(Exception ex)
diff --git a/EnvelopeGenerator.Web/Views/Home/EnvelopeLocked.cshtml b/EnvelopeGenerator.Web/Views/Home/EnvelopeLocked.cshtml
index fbb03591..2ad82e76 100644
--- a/EnvelopeGenerator.Web/Views/Home/EnvelopeLocked.cshtml
+++ b/EnvelopeGenerator.Web/Views/Home/EnvelopeLocked.cshtml
@@ -24,6 +24,10 @@
                 <div class="input">
                     <label class="visually-hidden" for="access_code">@_localizer[WebKey.LockedTitle]</label>
                     <input type="password" id="access_code" class="form-control" name="access_code" placeholder="@_localizer[WebKey.LockedAccessCode]" required="required">
+                    @if (ViewData["ErrorMessage"] is string errMsg)
+                    {
+                        <div id="access-code-error-message" class="text-danger" style="height: 20px;">@_sanitizer.Sanitize(errMsg)</div>
+                    }
                 </div>
                 <div class="button">
                     <button type="submit" class="btn btn-primary">@_localizer[WebKey.LocakedOpen]</button>
diff --git a/EnvelopeGenerator.Web/WebKey.cs b/EnvelopeGenerator.Web/WebKey.cs
index f65aeeee..87438283 100644
--- a/EnvelopeGenerator.Web/WebKey.cs
+++ b/EnvelopeGenerator.Web/WebKey.cs
@@ -16,5 +16,6 @@
         public static readonly string LockedAccessCode = nameof(LockedAccessCode);
         public static readonly string LockedFooterTitle = nameof(LockedFooterTitle);
         public static readonly string LockedFooterBody = nameof(LockedFooterBody);
+        public static readonly string WrongAccessCode = nameof(WrongAccessCode);
     }
 }
\ No newline at end of file