diff --git a/framework/core/src/Admin/AdminServiceProvider.php b/framework/core/src/Admin/AdminServiceProvider.php
index f9a9c6f7c..496ca5473 100644
--- a/framework/core/src/Admin/AdminServiceProvider.php
+++ b/framework/core/src/Admin/AdminServiceProvider.php
@@ -9,7 +9,6 @@
 
 namespace Flarum\Admin;
 
-use Flarum\Event\ConfigureMiddleware;
 use Flarum\Extension\Event\Disabled;
 use Flarum\Extension\Event\Enabled;
 use Flarum\Foundation\AbstractServiceProvider;
@@ -75,8 +74,6 @@ class AdminServiceProvider extends AbstractServiceProvider
                 $pipe->pipe($this->app->make($middleware));
             }
 
-            event(new ConfigureMiddleware($pipe, 'admin'));
-
             $pipe->pipe(new HttpMiddleware\DispatchRoute($this->app->make('flarum.admin.routes')));
 
             return $pipe;
diff --git a/framework/core/src/Api/ApiServiceProvider.php b/framework/core/src/Api/ApiServiceProvider.php
index 398a037ff..d77d9c2b3 100644
--- a/framework/core/src/Api/ApiServiceProvider.php
+++ b/framework/core/src/Api/ApiServiceProvider.php
@@ -14,7 +14,6 @@ use Flarum\Api\Serializer\AbstractSerializer;
 use Flarum\Api\Serializer\BasicDiscussionSerializer;
 use Flarum\Api\Serializer\NotificationSerializer;
 use Flarum\Event\ConfigureApiRoutes;
-use Flarum\Event\ConfigureMiddleware;
 use Flarum\Event\ConfigureNotificationTypes;
 use Flarum\Foundation\AbstractServiceProvider;
 use Flarum\Foundation\Application;
@@ -71,8 +70,6 @@ class ApiServiceProvider extends AbstractServiceProvider
                 $pipe->pipe($this->app->make($middleware));
             }
 
-            event(new ConfigureMiddleware($pipe, 'api'));
-
             $pipe->pipe(new HttpMiddleware\DispatchRoute($this->app->make('flarum.api.routes')));
 
             return $pipe;
diff --git a/framework/core/src/Event/ConfigureMiddleware.php b/framework/core/src/Event/ConfigureMiddleware.php
deleted file mode 100644
index 1a7e87757..000000000
--- a/framework/core/src/Event/ConfigureMiddleware.php
+++ /dev/null
@@ -1,58 +0,0 @@
-<?php
-
-/*
- * This file is part of Flarum.
- *
- * For detailed copyright and license information, please view the
- * LICENSE file that was distributed with this source code.
- */
-
-namespace Flarum\Event;
-
-use Laminas\Stratigility\MiddlewarePipe;
-
-/**
- * @deprecated
- */
-class ConfigureMiddleware
-{
-    /**
-     * @var MiddlewarePipe
-     */
-    public $pipe;
-
-    /**
-     * @var string
-     */
-    public $stackName;
-
-    /**
-     * @param MiddlewarePipe $pipe
-     * @param string $stackName
-     */
-    public function __construct(MiddlewarePipe $pipe, $stackName)
-    {
-        $this->pipe = $pipe;
-        $this->stackName = $stackName;
-    }
-
-    public function pipe($middleware)
-    {
-        $this->pipe->pipe($middleware);
-    }
-
-    public function isForum()
-    {
-        return $this->stackName === 'forum';
-    }
-
-    public function isAdmin()
-    {
-        return $this->stackName === 'admin';
-    }
-
-    public function isApi()
-    {
-        return $this->stackName === 'api';
-    }
-}
diff --git a/framework/core/src/Forum/ForumServiceProvider.php b/framework/core/src/Forum/ForumServiceProvider.php
index 7e4061a17..4d63486bc 100644
--- a/framework/core/src/Forum/ForumServiceProvider.php
+++ b/framework/core/src/Forum/ForumServiceProvider.php
@@ -10,7 +10,6 @@
 namespace Flarum\Forum;
 
 use Flarum\Event\ConfigureForumRoutes;
-use Flarum\Event\ConfigureMiddleware;
 use Flarum\Extension\Event\Disabled;
 use Flarum\Extension\Event\Enabled;
 use Flarum\Formatter\Formatter;
@@ -86,8 +85,6 @@ class ForumServiceProvider extends AbstractServiceProvider
                 $pipe->pipe($this->app->make($middleware));
             }
 
-            event(new ConfigureMiddleware($pipe, 'forum'));
-
             $pipe->pipe(new HttpMiddleware\DispatchRoute($this->app->make('flarum.forum.routes')));
 
             return $pipe;