diff --git a/ptscs/ruleset.xml b/ptscs/ruleset.xml
index 8613202..55b39d6 100644
--- a/ptscs/ruleset.xml
+++ b/ptscs/ruleset.xml
@@ -191,7 +191,6 @@
 
     <rule ref="SlevomatCodingStandard.Variables.UselessVariable" />
     <rule ref="SlevomatCodingStandard.Variables.UnusedVariable" />
-    <rule ref="SlevomatCodingStandard.Functions.UnusedParameter" />
     <rule ref="SlevomatCodingStandard.Functions.UnusedInheritedVariablePassedToClosure" />
     <rule ref="SlevomatCodingStandard.Commenting.DisallowOneLinePropertyDocComment" />
 
diff --git a/tests/Sniffs/Slevomat/UnusedParameterTest.php b/tests/Sniffs/Slevomat/UnusedParameterTest.php
deleted file mode 100644
index e311cd7..0000000
--- a/tests/Sniffs/Slevomat/UnusedParameterTest.php
+++ /dev/null
@@ -1,30 +0,0 @@
-<?php declare(strict_types=1);
-
-namespace Ptscs\Tests\Sniffs\Slevomat;
-
-use Iterator;
-use Ptscs\Tests\SniffTestCase;
-use Ptscs\Tests\Utils\ErrorData;
-
-final class UnusedParameterTest extends SniffTestCase
-{
-    protected function setUp(): void
-    {
-        parent::setUp();
-        $this->setExclude([
-          'Squiz.Classes.ClassFileName.NoMatch',
-          'PSR1.Classes.ClassDeclaration.MultipleClasses',
-        ]);
-    }
-
-    public static function provideTestData(): Iterator
-    {
-        yield[
-          [
-            new ErrorData(17, 'SlevomatCodingStandard.Functions.UnusedParameter'),
-            new ErrorData(21, 'SlevomatCodingStandard.Functions.UnusedParameter'),
-            new ErrorData(25, 'SlevomatCodingStandard.Functions.UnusedParameter'),
-          ],
-        ];
-    }
-}
diff --git a/tests/Sniffs/Slevomat/_data/UnusedParameter.php.fixed b/tests/Sniffs/Slevomat/_data/UnusedParameter.php.fixed
deleted file mode 100644
index f9a6986..0000000
--- a/tests/Sniffs/Slevomat/_data/UnusedParameter.php.fixed
+++ /dev/null
@@ -1,28 +0,0 @@
-<?php declare(strict_types=1);
-
-namespace App;
-
-interface IFoobar
-{
-    public function ifunction(int $id): void;
-}
-
-abstract class AbstractFoobar
-{
-    abstract protected function afunction(int $id): void;
-}
-
-final class Foobar
-{
-    public function ifunction(int $id): void
-    {
-    }
-
-    protected function afunction(int $id): void
-    {
-    }
-
-    public function foo(int $id): void
-    {
-    }
-}
diff --git a/tests/Sniffs/Slevomat/_data/UnusedParameter.php.inc b/tests/Sniffs/Slevomat/_data/UnusedParameter.php.inc
deleted file mode 100644
index f9a6986..0000000
--- a/tests/Sniffs/Slevomat/_data/UnusedParameter.php.inc
+++ /dev/null
@@ -1,28 +0,0 @@
-<?php declare(strict_types=1);
-
-namespace App;
-
-interface IFoobar
-{
-    public function ifunction(int $id): void;
-}
-
-abstract class AbstractFoobar
-{
-    abstract protected function afunction(int $id): void;
-}
-
-final class Foobar
-{
-    public function ifunction(int $id): void
-    {
-    }
-
-    protected function afunction(int $id): void
-    {
-    }
-
-    public function foo(int $id): void
-    {
-    }
-}