diff --git a/tests/BaseTestCase.php b/tests/BaseTestCase.php
index 928caed..18c058f 100644
--- a/tests/BaseTestCase.php
+++ b/tests/BaseTestCase.php
@@ -11,6 +11,7 @@
 
 namespace Composer\Pcre;
 
+use Throwable;
 use PHPUnit\Framework\TestCase;
 
 class BaseTestCase extends TestCase
@@ -19,7 +20,7 @@ class BaseTestCase extends TestCase
     protected $pregFunction = null;
 
     /**
-     * @param  class-string<\Throwable> $class
+     * @param class-string<Throwable> $class
      */
     protected function doExpectException(string $class, ?string $message = null): void
     {
diff --git a/tests/PHPStanTests/InvalidRegexPatternRuleTest.php b/tests/PHPStanTests/InvalidRegexPatternRuleTest.php
index 03599f4..9dc890c 100644
--- a/tests/PHPStanTests/InvalidRegexPatternRuleTest.php
+++ b/tests/PHPStanTests/InvalidRegexPatternRuleTest.php
@@ -11,6 +11,7 @@
 
 namespace Composer\Pcre\PHPStanTests;
 
+use PHPStan\Rules\Rule;
 use PHPStan\Testing\RuleTestCase;
 use Composer\Pcre\PHPStan\InvalidRegexPatternRule;
 use PHPStan\Type\Php\RegexArrayShapeMatcher;
@@ -24,7 +25,7 @@
  */
 class InvalidRegexPatternRuleTest extends RuleTestCase
 {
-    protected function getRule(): \PHPStan\Rules\Rule
+    protected function getRule(): Rule
     {
         return new InvalidRegexPatternRule();
     }
diff --git a/tests/PHPStanTests/UnsafeStrictGroupsCallRuleTest.php b/tests/PHPStanTests/UnsafeStrictGroupsCallRuleTest.php
index 3ebb382..553a187 100644
--- a/tests/PHPStanTests/UnsafeStrictGroupsCallRuleTest.php
+++ b/tests/PHPStanTests/UnsafeStrictGroupsCallRuleTest.php
@@ -11,6 +11,7 @@
 
 namespace Composer\Pcre\PHPStanTests;
 
+use PHPStan\Rules\Rule;
 use PHPStan\Testing\RuleTestCase;
 use Composer\Pcre\PHPStan\UnsafeStrictGroupsCallRule;
 use PHPStan\Type\Php\RegexArrayShapeMatcher;
@@ -24,7 +25,7 @@
  */
 class UnsafeStrictGroupsCallRuleTest extends RuleTestCase
 {
-    protected function getRule(): \PHPStan\Rules\Rule
+    protected function getRule(): Rule
     {
         return new UnsafeStrictGroupsCallRule(self::getContainer()->getByType(RegexArrayShapeMatcher::class));
     }