diff --git a/test/FactoryTest.php b/test/FactoryTest.php
index a1111146..40e0589c 100644
--- a/test/FactoryTest.php
+++ b/test/FactoryTest.php
@@ -47,10 +47,7 @@ public function testCreateInputWithInvalidDataTypeThrowsInvalidArgumentException
     public function testCreateInputWithTypeAsAnUnknownPluginAndNotExistsAsClassNameThrowException(): void
     {
         $type = 'foo';
-        /** @var InputFilterPluginManager&MockObject $pluginManager */
-        $pluginManager = $this->getMockBuilder(InputFilterPluginManager::class)
-            ->disableOriginalConstructor()
-            ->getMock();
+        $pluginManager = $this->createMock(InputFilterPluginManager::class);
         $pluginManager->expects($this->atLeastOnce())
             ->method('has')
             ->with($type)
@@ -69,9 +66,7 @@ public function testCreateInputWithTypeAsAnUnknownPluginAndNotExistsAsClassNameT
 
     public function testGetInputFilterManagerSettedByItsSetter(): void
     {
-        $pluginManager = $this->getMockBuilder(InputFilterPluginManager::class)
-            ->disableOriginalConstructor()
-            ->getMock();
+        $pluginManager = $this->createMock(InputFilterPluginManager::class);
         $factory       = new Factory();
         $factory->setInputFilterManager($pluginManager);
         $this->assertSame($pluginManager, $factory->getInputFilterManager());
@@ -79,9 +74,7 @@ public function testGetInputFilterManagerSettedByItsSetter(): void
 
     public function testGetInputFilterManagerWhenYouConstructFactoryWithIt(): void
     {
-        $pluginManager = $this->getMockBuilder(InputFilterPluginManager::class)
-            ->disableOriginalConstructor()
-            ->getMock();
+        $pluginManager = $this->createMock(InputFilterPluginManager::class);
         $factory       = new Factory($pluginManager);
         $this->assertSame($pluginManager, $factory->getInputFilterManager());
     }