diff --git a/Makefile b/Makefile
index 86b354b..cef1d55 100644
--- a/Makefile
+++ b/Makefile
@@ -32,7 +32,7 @@ build:
 
 .PHONY: play
 play:
-	@python3 playground/main.py
+	@cd playground && python3 main.py
 
 .PHONY: deps
 deps:
diff --git a/playground/main.py b/playground/main.py
index 8148a3c..7d556d5 100644
--- a/playground/main.py
+++ b/playground/main.py
@@ -20,7 +20,10 @@ def after(self, _request, response):
         return response
 
 
-@router.get('/main')
+router.use_middleware(ExampleMiddleware)
+
+
+@router.get('/main', middlewares=[ExampleMiddleware])
 def html_example(_request):
     response = web.responses.HTMLResponse(
         template_path='templates/index.html',
@@ -29,7 +32,7 @@ def html_example(_request):
     return response
 
 
-@router.get('/hello', middlewares=[ExampleMiddleware])
+@router.get('/hello')
 def get_example(request):
     logger.info(f'got {request=}')
     return web.responses.JsonResponse({'message': 'hello, world!'})
diff --git a/web/router.py b/web/router.py
index e5a77fe..1d91d1e 100644
--- a/web/router.py
+++ b/web/router.py
@@ -1,5 +1,5 @@
 from http import HTTPMethod
-from typing import Callable
+from typing import Type, Callable
 
 from webob import Request, Response
 from webob.exc import HTTPNotFound, HTTPInternalServerError
@@ -11,6 +11,10 @@ class Router:
     def __init__(self):
         self._routes = {}
         self.not_found_handler = None
+        self.global_middlewares: list[Type[Middleware]] = []
+
+    def use_middleware(self, middleware: Type[Middleware]):
+        self.global_middlewares.append(middleware)
 
     def _add_route(
         self,
@@ -24,7 +28,10 @@ def _add_route(
         if path not in self._routes:
             self._routes[path] = {}
 
-        self._routes[path][method] = self._apply_middlewares(func, middlewares)
+        self._routes[path][method] = self._apply_middlewares(
+            func,
+            self.global_middlewares + middlewares,
+        )
 
     def get(self, path: str, middlewares: list[Middleware] | None = None):
         def decorator(func):