diff --git a/app/controllers/promoter/events_controller.rb b/app/controllers/promoter/events_controller.rb
index 31e2ada..a45c7c0 100644
--- a/app/controllers/promoter/events_controller.rb
+++ b/app/controllers/promoter/events_controller.rb
@@ -5,7 +5,7 @@
 class Promoter::EventsController < ApplicationController
   before_action :authenticate_user!
   before_action :ensure_can_manage_events!
-  before_action :set_event, only: [ :show, :edit, :update, :destroy, :publish, :unpublish, :cancel, :mark_sold_out, :duplicate ]
+  before_action :set_event, only: [ :show, :edit, :update, :destroy, :publish, :unpublish, :cancel, :mark_sold_out, :mark_available, :duplicate ]
 
   # Display all events for the current promoter
   def index
@@ -93,6 +93,16 @@ class Promoter::EventsController < ApplicationController
     end
   end
 
+  # Mark event as available again
+  def mark_available
+    if @event.sold_out?
+      @event.update(state: :published)
+      redirect_to promoter_event_path(@event), notice: "Event marqué comme disponible!"
+    else
+      redirect_to promoter_event_path(@event), alert: "Cet event ne peut pas être marqué comme disponible."
+    end
+  end
+
   # Duplicate an event and all its ticket types
   def duplicate
     clone_ticket_types = params[:clone_ticket_types] == "true"
diff --git a/app/models/event.rb b/app/models/event.rb
index 674770c..2fa5daa 100755
--- a/app/models/event.rb
+++ b/app/models/event.rb
@@ -55,7 +55,6 @@ class Event < ApplicationRecord
   # Scope for published events ordered by start time
   scope :upcoming, -> { published.where("start_time >= ?", Time.current).order(start_time: :asc) }
 
-
   # === Instance Methods ===
 
   # Check if coordinates were successfully geocoded or are fallback coordinates
diff --git a/app/views/promoter/events/show.html.erb b/app/views/promoter/events/show.html.erb
index fe95cb4..ce0b4a1 100644
--- a/app/views/promoter/events/show.html.erb
+++ b/app/views/promoter/events/show.html.erb
@@ -132,10 +132,14 @@
       <div class="bg-blue-50 border border-blue-200 rounded-2xl p-4">
         <div class="flex items-center">
           <i data-lucide="users" class="w-5 h-5 text-blue-400 mr-3"></i>
-          <div>
+          <div class="flex-1">
             <h3 class="text-sm font-medium text-blue-900">Événement complet</h3>
             <p class="text-sm text-blue-700">Tous les billets pour cet événement ont été vendus.</p>
           </div>
+          <%= button_to mark_available_promoter_event_path(@event), method: :patch, class: "ml-4 inline-flex items-center px-3 py-1 bg-white border border-blue-300 text-blue-700 text-sm font-medium rounded-lg hover:bg-blue-50 transition-colors duration-200" do %>
+            <i data-lucide="refresh-ccw" class="w-4 h-4 mr-1"></i>
+            Marquer comme disponible
+          <% end %>
         </div>
       </div>
     <% end %>
@@ -273,10 +277,19 @@
             <i data-lucide="ticket" class="w-4 h-4 mr-2"></i>
             Gérer les types de billets
           <% end %>
-          <%= button_to mark_sold_out_promoter_event_path(@event), method: :patch, class: "w-full inline-flex items-center justify-center px-4 py-3 bg-gray-50 text-gray-700 font-medium text-sm rounded-lg hover:bg-gray-100 transition-colors duration-200", disabled: !@event.published? do %>
-            <i data-lucide="users" class="w-4 h-4 mr-2"></i>
-            Marquer comme complet
+          
+          <% if @event.sold_out? %>
+            <%= button_to mark_available_promoter_event_path(@event), method: :patch, class: "w-full inline-flex items-center justify-center px-4 py-3 bg-blue-50 text-blue-700 font-medium text-sm rounded-lg hover:bg-blue-100 transition-colors duration-200" do %>
+              <i data-lucide="refresh-ccw" class="w-4 h-4 mr-2"></i>
+              Marquer comme disponible
+            <% end %>
+          <% elsif @event.published? %>
+            <%= button_to mark_sold_out_promoter_event_path(@event), method: :patch, class: "w-full inline-flex items-center justify-center px-4 py-3 bg-gray-50 text-gray-700 font-medium text-sm rounded-lg hover:bg-gray-100 transition-colors duration-200" do %>
+              <i data-lucide="users" class="w-4 h-4 mr-2"></i>
+              Marquer comme complet
+            <% end %>
           <% end %>
+          
           <hr class="border-gray-200">
           <%= button_to promoter_event_path(@event), method: :delete,
               data: { confirm: "Êtes-vous sûr de vouloir supprimer cet événement ? Cette action est irréversible." },
diff --git a/config/routes.rb b/config/routes.rb
index d4bf3be..ce1b6b6 100755
--- a/config/routes.rb
+++ b/config/routes.rb
@@ -81,6 +81,7 @@ Rails.application.routes.draw do
         patch :unpublish
         patch :cancel
         patch :mark_sold_out
+        patch :mark_available
         post :duplicate
       end