diff --git a/build/PHPStan/Build/OrChainIdenticalComparisonToInArrayRule.php b/build/PHPStan/Build/OrChainIdenticalComparisonToInArrayRule.php
index ad6f81e43a8..6078ca5ef03 100644
--- a/build/PHPStan/Build/OrChainIdenticalComparisonToInArrayRule.php
+++ b/build/PHPStan/Build/OrChainIdenticalComparisonToInArrayRule.php
@@ -136,7 +136,7 @@ private static function isSubjectNode(Expr $node): bool
 	 */
 	private function getSubjectAndValue(Identical $comparison): ?array
 	{
-		if (self::isSubjectNode($comparison->left) && !self::isSubjectNode($comparison->left)) {
+		if (self::isSubjectNode($comparison->left) && !self::isSubjectNode($comparison->right)) {
 			return ['subject' => $comparison->right, 'value' => $comparison->left];
 		}
 
diff --git a/tests/PHPStan/Build/OrChainIdenticalComparisonToInArrayRuleTest.php b/tests/PHPStan/Build/OrChainIdenticalComparisonToInArrayRuleTest.php
index 06caa79fa46..21192c09805 100644
--- a/tests/PHPStan/Build/OrChainIdenticalComparisonToInArrayRuleTest.php
+++ b/tests/PHPStan/Build/OrChainIdenticalComparisonToInArrayRuleTest.php
@@ -38,6 +38,14 @@ public function testRule(): void
 				'This chain of identical comparisons can be simplified using in_array().',
 				17,
 			],
+			[
+				'This chain of identical comparisons can be simplified using in_array().',
+				21,
+			],
+			[
+				'This chain of identical comparisons can be simplified using in_array().',
+				25,
+			],
 		]);
 	}
 
diff --git a/tests/PHPStan/Build/data/or-chain-identical-comparison.php b/tests/PHPStan/Build/data/or-chain-identical-comparison.php
index ddce9715083..2164920bb5a 100644
--- a/tests/PHPStan/Build/data/or-chain-identical-comparison.php
+++ b/tests/PHPStan/Build/data/or-chain-identical-comparison.php
@@ -18,6 +18,14 @@
 	echo 'ok';
 }
 
+if ('foo' === $var || 'bar' === $var) {
+	echo 'ok';
+}
+
+if ('foo' === $var || $var === 'bar') {
+	echo 'ok';
+}
+
 if ($var === 'foo' || $var === 'bar' || $var2 === 'buz') {
 	echo 'no';
 }
diff --git a/tests/PHPStan/Build/data/or-chain-identical-comparison.php.fixed b/tests/PHPStan/Build/data/or-chain-identical-comparison.php.fixed
index 5497bbb67d7..8053d19df36 100644
--- a/tests/PHPStan/Build/data/or-chain-identical-comparison.php.fixed
+++ b/tests/PHPStan/Build/data/or-chain-identical-comparison.php.fixed
@@ -18,6 +18,14 @@ if (\in_array($var, ['foo', 'bar', 'buz'], true)) {
 	echo 'ok';
 }
 
+if (\in_array($var, ['foo', 'bar'], true)) {
+	echo 'ok';
+}
+
+if (\in_array($var, ['foo', 'bar'], true)) {
+	echo 'ok';
+}
+
 if ($var === 'foo' || $var === 'bar' || $var2 === 'buz') {
 	echo 'no';
 }