diff --git a/app/dashboard/views/mailbox.py b/app/dashboard/views/mailbox.py
index 33cc9b55..5ce2ed5e 100644
--- a/app/dashboard/views/mailbox.py
+++ b/app/dashboard/views/mailbox.py
@@ -27,7 +27,7 @@ class NewMailboxForm(FlaskForm):
 @dashboard_bp.route("/mailbox", methods=["GET", "POST"])
 @login_required
 def mailbox_route():
-    if not current_user.can_use_multiple_mailbox:
+    if not current_user.can_use_multiple_mailbox and not current_user.full_mailbox:
         flash("You don't have access to this page, redirect to home page", "warning")
         return redirect(url_for("dashboard.index"))
 
diff --git a/templates/menu.html b/templates/menu.html
index 5a6a8191..2d5dcfe5 100644
--- a/templates/menu.html
+++ b/templates/menu.html
@@ -29,7 +29,7 @@
     </a>
   </li>
 
-  {% if current_user.can_use_multiple_mailbox %}
+  {% if current_user.can_use_multiple_mailbox or current_user.full_mailbox  %}
     <li class="nav-item">
       <a href="{{ url_for('dashboard.mailbox_route') }}"
          class="nav-link {{ 'active' if active_page == 'mailbox' }}">