Update the permissions cache post-upgrade

app/Http/Middleware/AppInstallation.php

@@ -5,6 +5,7 @@ namespace App\Http\Middleware;
 use App\DataMigration;
 use App\Facade\UserConfig;
 use App\Helpers\MiscHelper;
+use App\Helpers\PermissionsHelper;
 use Closure;
 use Illuminate\Foundation\Application;
 use Illuminate\Http\Request;
@@ -133,6 +134,10 @@ class AppInstallation
             // Save the new version number
             $versionNumber->value = $appVersionNumber;
             $versionNumber->save();
+
+            // Rebuild the permissions cache
+            $helper = new PermissionsHelper();
+            $helper->rebuildCache();
         }
     }
 }