diff --git a/DataCollector/TimeDataCollector.php b/DataCollector/TimeDataCollector.php
index 7c0cdaa90d..b83c44a48d 100644
--- a/DataCollector/TimeDataCollector.php
+++ b/DataCollector/TimeDataCollector.php
@@ -47,7 +47,7 @@ public function collect(Request $request, Response $response/*, \Throwable $exce
         }
 
         $this->data = [
-            'token' => $response->headers->get('X-Debug-Token'),
+            'token' => $request->attributes->get('_stopwatch_token'),
             'start_time' => $startTime * 1000,
             'events' => [],
             'stopwatch_installed' => class_exists(Stopwatch::class, false),
diff --git a/Kernel.php b/Kernel.php
index 6c816aaf63..4578541b2a 100644
--- a/Kernel.php
+++ b/Kernel.php
@@ -76,11 +76,11 @@ abstract class Kernel implements KernelInterface, RebootableInterface, Terminabl
 
     private static $freshCache = [];
 
-    public const VERSION = '4.4.30';
-    public const VERSION_ID = 40430;
+    public const VERSION = '4.4.31';
+    public const VERSION_ID = 40431;
     public const MAJOR_VERSION = 4;
     public const MINOR_VERSION = 4;
-    public const RELEASE_VERSION = 30;
+    public const RELEASE_VERSION = 31;
     public const EXTRA_VERSION = '';
 
     public const END_OF_MAINTENANCE = '11/2022';
diff --git a/Tests/CacheClearer/Psr6CacheClearerTest.php b/Tests/CacheClearer/Psr6CacheClearerTest.php
index 0c6f1543ac..26b323f810 100644
--- a/Tests/CacheClearer/Psr6CacheClearerTest.php
+++ b/Tests/CacheClearer/Psr6CacheClearerTest.php
@@ -32,9 +32,11 @@ public function testClearPool()
         $pool = $this->createMock(CacheItemPoolInterface::class);
         $pool
             ->expects($this->once())
-            ->method('clear');
+            ->method('clear')
+            ->willReturn(true)
+        ;
 
-        (new Psr6CacheClearer(['pool' => $pool]))->clearPool('pool');
+        $this->assertTrue((new Psr6CacheClearer(['pool' => $pool]))->clearPool('pool'));
     }
 
     public function testClearPoolThrowsExceptionOnUnreferencedPool()
diff --git a/Tests/DependencyInjection/RegisterControllerArgumentLocatorsPassTest.php b/Tests/DependencyInjection/RegisterControllerArgumentLocatorsPassTest.php
index c00e1849fc..5a0964f6c2 100644
--- a/Tests/DependencyInjection/RegisterControllerArgumentLocatorsPassTest.php
+++ b/Tests/DependencyInjection/RegisterControllerArgumentLocatorsPassTest.php
@@ -236,7 +236,8 @@ public function testNoExceptionOnNonExistentTypeHintOptionalArg()
         $pass->process($container);
 
         $locator = $container->getDefinition((string) $resolver->getArgument(0))->getArgument(0);
-        $this->assertSame(['foo::barAction', 'foo::fooAction'], array_keys($locator));
+
+        $this->assertEqualsCanonicalizing(['foo::barAction', 'foo::fooAction'], array_keys($locator));
     }
 
     public function testArgumentWithNoTypeHintIsOk()
diff --git a/Tests/DependencyInjection/RemoveEmptyControllerArgumentLocatorsPassTest.php b/Tests/DependencyInjection/RemoveEmptyControllerArgumentLocatorsPassTest.php
index b5e55bdea9..b9dd84d592 100644
--- a/Tests/DependencyInjection/RemoveEmptyControllerArgumentLocatorsPassTest.php
+++ b/Tests/DependencyInjection/RemoveEmptyControllerArgumentLocatorsPassTest.php
@@ -57,7 +57,7 @@ public function testProcess()
             'Symfony\Component\HttpKernel\DependencyInjection\RemoveEmptyControllerArgumentLocatorsPass: Removing method "setTestCase" of service "c2" from controller candidates: the method is called at instantiation, thus cannot be an action.',
         ];
 
-        $this->assertSame($expectedLog, $container->getCompiler()->getLog());
+        $this->assertEqualsCanonicalizing($expectedLog, $container->getCompiler()->getLog());
     }
 
     public function testInvoke()