diff --git a/app/Http/Controllers/Controller.php b/app/Http/Controllers/Controller.php
index 8677cd5..e7f7c94 100644
--- a/app/Http/Controllers/Controller.php
+++ b/app/Http/Controllers/Controller.php
@@ -2,7 +2,9 @@
 
 namespace App\Http\Controllers;
 
+use Illuminate\Foundation\Auth\Access\AuthorizesRequests;
+
 abstract class Controller
 {
-    //
+    use AuthorizesRequests;
 }
diff --git a/app/Http/Controllers/SearchController.php b/app/Http/Controllers/SearchController.php
index 085379f..4dd1878 100644
--- a/app/Http/Controllers/SearchController.php
+++ b/app/Http/Controllers/SearchController.php
@@ -68,6 +68,12 @@ class SearchController extends Controller
     public function searchEvents(Request $request)
     {
         try {
+            try {
+                $this->client->collections['events']->delete();
+            } catch (\Exception $e) {
+                // ignore si la collection n'existe pas
+            }
+
             $this->createEventsCollection();
             $this->indexEvents();
             $query = $request->input('query', '');
@@ -141,13 +147,13 @@ class SearchController extends Controller
     public function searchUsers(Request $request)
     {
         try {
+            $this->authorize('searchUsers');
             try {
                 $this->client->collections['users']->delete();
             } catch (\Exception $e) {
                 // ignore si la collection n'existe pas
             }
 
-            $this->createUsersCollection();
             $this->indexUsers();
             $query = $request->input('query', '');
 
diff --git a/app/Http/Controllers/UserController.php b/app/Http/Controllers/UserController.php
index ce2830f..623fcb6 100644
--- a/app/Http/Controllers/UserController.php
+++ b/app/Http/Controllers/UserController.php
@@ -14,13 +14,9 @@ use Propaganistas\LaravelPhone\PhoneNumber;
 
 class UserController extends Controller
 {
-    public function isAdmin(int $role) {
-        if($role != 1 && $role != 2) return false;
-        return true;
-    }
-
     public function me(Request $request): JsonResponse {
         try {
+            $this->authorize('me');
             return response()->json(UserService::getData($request->user()->id));
         } catch(\Exception $e) {
             Log::info($e->getMessage());
@@ -191,6 +187,7 @@ class UserController extends Controller
     public function getUserTasks(Request $request): JsonResponse {
 
         try {
+            $this->authorize('getUserTasks');
             return response()->json(['data' => $request->user()->tasks]);
         } catch (\Exception $e) {
             Log::info($e->getMessage());
diff --git a/app/Providers/GateServiceProvider.php b/app/Providers/GateServiceProvider.php
new file mode 100644
index 0000000..ff38a90
--- /dev/null
+++ b/app/Providers/GateServiceProvider.php
@@ -0,0 +1,36 @@
+<?php
+
+namespace App\Providers;
+
+use App\Models\User;
+use Illuminate\Support\Facades\Gate;
+use Illuminate\Support\ServiceProvider;
+
+class GateServiceProvider extends ServiceProvider
+{
+    /**
+     * Register services.
+     */
+    public function register(): void
+    {
+        //
+    }
+
+    /**
+     * Bootstrap services.
+     */
+    public function boot(): void
+    {
+        Gate::define('me', function (User $user) {
+            return true;
+        });
+
+        Gate::define('getUserTasks', function (User $user) {
+            return true;
+        });
+
+        Gate::define('searchUsers', function (User $user) {
+            return true;
+        });
+    }
+}
diff --git a/bootstrap/providers.php b/bootstrap/providers.php
index 38b258d..1bb244a 100644
--- a/bootstrap/providers.php
+++ b/bootstrap/providers.php
@@ -2,4 +2,5 @@
 
 return [
     App\Providers\AppServiceProvider::class,
+    App\Providers\GateServiceProvider::class,
 ];