diff --git a/test/tests/integration/RoutingTest.php b/test/tests/integration/RoutingTest.php
index cbc238c..4be0791 100644
--- a/test/tests/integration/RoutingTest.php
+++ b/test/tests/integration/RoutingTest.php
@@ -25,7 +25,7 @@ class RoutingTest extends TestCase
     /** @var ResponseInterface */
     private $response;
 
-    public function setUp(): void
+    protected function setUp(): void
     {
         parent::setUp();
 
diff --git a/test/tests/unit/Dispatching/DispatchStackTest.php b/test/tests/unit/Dispatching/DispatchStackTest.php
index 782dded..c473ae8 100644
--- a/test/tests/unit/Dispatching/DispatchStackTest.php
+++ b/test/tests/unit/Dispatching/DispatchStackTest.php
@@ -15,7 +15,7 @@ class DispatchStackTest extends TestCase
     private $response;
     private $next;
 
-    public function setUp(): void
+    protected function setUp(): void
     {
         parent::setUp();
         $this->request = new ServerRequest();
diff --git a/test/tests/unit/Dispatching/DispatcherTest.php b/test/tests/unit/Dispatching/DispatcherTest.php
index fd7e712..8fa2824 100644
--- a/test/tests/unit/Dispatching/DispatcherTest.php
+++ b/test/tests/unit/Dispatching/DispatcherTest.php
@@ -24,7 +24,7 @@ class DispatcherTest extends TestCase
     /** @var ResponseInterface */
     private $stubResponse;
 
-    public function setUp(): void
+    protected function setUp(): void
     {
         $this->request = new ServerRequest();
         $this->response = new Response();
diff --git a/test/tests/unit/Message/UploadedFileTest.php b/test/tests/unit/Message/UploadedFileTest.php
index f38ab7d..e208e40 100644
--- a/test/tests/unit/Message/UploadedFileTest.php
+++ b/test/tests/unit/Message/UploadedFileTest.php
@@ -11,7 +11,7 @@ class UploadedFileTest extends TestCase
     private $tmpName;
     private $movePath;
 
-    public function setUp(): void
+    protected function setUp(): void
     {
         parent::setUp();
         UploadedFileState::$php_sapi_name = 'cli';
@@ -19,7 +19,7 @@ class UploadedFileTest extends TestCase
         $this->movePath = tempnam(sys_get_temp_dir(), 'tst');
     }
 
-    public function tearDown(): void
+    protected function tearDown(): void
     {
         parent::tearDown();
         if (file_exists($this->tmpName)) {
diff --git a/test/tests/unit/Routing/Route/MethodMapTest.php b/test/tests/unit/Routing/Route/MethodMapTest.php
index 7e92756..ae9f1a7 100644
--- a/test/tests/unit/Routing/Route/MethodMapTest.php
+++ b/test/tests/unit/Routing/Route/MethodMapTest.php
@@ -18,7 +18,7 @@ class MethodMapTest extends TestCase
     private $next;
     private $middleware;
 
-    public function setUp(): void
+    protected function setUp(): void
     {
         $this->request = new ServerRequest();
         $this->response = new Response();
diff --git a/test/tests/unit/Routing/Route/RegexRouteTest.php b/test/tests/unit/Routing/Route/RegexRouteTest.php
index 88410b2..887738d 100644
--- a/test/tests/unit/Routing/Route/RegexRouteTest.php
+++ b/test/tests/unit/Routing/Route/RegexRouteTest.php
@@ -15,7 +15,7 @@ class RegexRouteTest extends TestCase
 
     private $methodMap;
 
-    public function setUp(): void
+    protected function setUp(): void
     {
         $this->methodMap = $this->prophesize(MethodMap::class);
     }
diff --git a/test/tests/unit/Routing/Route/RouteFactoryTest.php b/test/tests/unit/Routing/Route/RouteFactoryTest.php
index e7a18b2..1ec246d 100644
--- a/test/tests/unit/Routing/Route/RouteFactoryTest.php
+++ b/test/tests/unit/Routing/Route/RouteFactoryTest.php
@@ -14,7 +14,7 @@ class RouteFactoryTest extends TestCase
 
     private $dispatcher;
 
-    public function setUp(): void
+    protected function setUp(): void
     {
         $this->dispatcher = $this->prophesize(DispatcherInterface::class);
     }
diff --git a/test/tests/unit/Routing/Route/RouteTest.php b/test/tests/unit/Routing/Route/RouteTest.php
index 8c9af5d..f57bed4 100644
--- a/test/tests/unit/Routing/Route/RouteTest.php
+++ b/test/tests/unit/Routing/Route/RouteTest.php
@@ -20,7 +20,7 @@ class RouteTest extends TestCase
     private $methodMap;
     private $route;
 
-    public function setUp(): void
+    protected function setUp(): void
     {
         $this->methodMap = $this->prophesize(MethodMap::class);
         $this->methodMap->register(Argument::cetera());
diff --git a/test/tests/unit/Routing/Route/TemplateRouteTest.php b/test/tests/unit/Routing/Route/TemplateRouteTest.php
index 37a63d5..b5a6af0 100644
--- a/test/tests/unit/Routing/Route/TemplateRouteTest.php
+++ b/test/tests/unit/Routing/Route/TemplateRouteTest.php
@@ -14,7 +14,7 @@ class TemplateRouteTest extends TestCase
 
     private $methodMap;
 
-    public function setUp(): void
+    protected function setUp(): void
     {
         $this->methodMap = $this->prophesize(MethodMap::class);
     }
diff --git a/test/tests/unit/Routing/RouterTest.php b/test/tests/unit/Routing/RouterTest.php
index 5653fdf..c889ea0 100644
--- a/test/tests/unit/Routing/RouterTest.php
+++ b/test/tests/unit/Routing/RouterTest.php
@@ -26,7 +26,7 @@ class RouterTest extends TestCase
     private $router;
     private $next;
 
-    public function setUp(): void
+    protected function setUp(): void
     {
         parent::setUp();
 
diff --git a/test/tests/unit/ServerTest.php b/test/tests/unit/ServerTest.php
index 6f42d49..030a44d 100644
--- a/test/tests/unit/ServerTest.php
+++ b/test/tests/unit/ServerTest.php
@@ -18,7 +18,7 @@ class ServerTest extends TestCase
     /** @var Server */
     private $server;
 
-    public function setUp(): void
+    protected function setUp(): void
     {
         parent::setUp();
 
diff --git a/test/tests/unit/Transmission/TransmitterTest.php b/test/tests/unit/Transmission/TransmitterTest.php
index 506c845..93810b1 100644
--- a/test/tests/unit/Transmission/TransmitterTest.php
+++ b/test/tests/unit/Transmission/TransmitterTest.php
@@ -22,7 +22,7 @@ class TransmitterTest extends TestCase
     private $response;
     private $body;
 
-    public function setUp(): void
+    protected function setUp(): void
     {
         HeaderStack::reset();