diff --git a/test/Unit/RuleSet/AbstractRuleSetTestCase.php b/test/Unit/RuleSet/AbstractRuleSetTestCase.php
index d9a6e387..f0b2edeb 100644
--- a/test/Unit/RuleSet/AbstractRuleSetTestCase.php
+++ b/test/Unit/RuleSet/AbstractRuleSetTestCase.php
@@ -44,7 +44,7 @@ final public function testDefaults(): void
         $ruleSet = self::createRuleSet();
 
         self::assertSame($this->name, $ruleSet->name());
-        self::assertEquals($this->rules, $ruleSet->rules());
+        self::assertSame($this->rules, $ruleSet->rules());
         self::assertSame($this->targetPhpVersion, $ruleSet->targetPhpVersion());
     }
 
@@ -98,7 +98,7 @@ final public function testRulesAreSortedByNameInRuleSet(): void
 
         \sort($sorted);
 
-        self::assertEquals($sorted, $ruleNames, \sprintf(
+        self::assertSame($sorted, $ruleNames, \sprintf(
             'Failed asserting that the rules are sorted by name in rule set "%s".',
             static::className()
         ));
@@ -112,7 +112,7 @@ final public function testRulesAreSortedByNameInRuleSetTest(): void
 
         \sort($sorted);
 
-        self::assertEquals($sorted, $ruleNames, \sprintf(
+        self::assertSame($sorted, $ruleNames, \sprintf(
             'Failed asserting that the rules are sorted by name in rule set test "%s".',
             static::class
         ));