diff --git a/tests/PHPStan/Analyser/NodeScopeResolverTest.php b/tests/PHPStan/Analyser/NodeScopeResolverTest.php
index 574004643e..2c8a2befe6 100644
--- a/tests/PHPStan/Analyser/NodeScopeResolverTest.php
+++ b/tests/PHPStan/Analyser/NodeScopeResolverTest.php
@@ -191,6 +191,11 @@ public function dataFileAsserts(): iterable
 		yield from $this->gatherAssertTypes(__DIR__ . '/data/bug-1014.php');
 		yield from $this->gatherAssertTypes(__DIR__ . '/data/bug-pr-339.php');
 		yield from $this->gatherAssertTypes(__DIR__ . '/data/pow.php');
+		if (PHP_VERSION_ID >= 80000) {
+			yield from $this->gatherAssertTypes(__DIR__ . '/data/pow-php8.php');
+		} else {
+			yield from $this->gatherAssertTypes(__DIR__ . '/data/pow-php7.php');
+		}
 		yield from $this->gatherAssertTypes(__DIR__ . '/data/throw-expr.php');
 		yield from $this->gatherAssertTypes(__DIR__ . '/data/bug-5351.php');
 
diff --git a/tests/PHPStan/Analyser/data/pow-php7.php b/tests/PHPStan/Analyser/data/pow-php7.php
new file mode 100644
index 0000000000..0e068ccabc
--- /dev/null
+++ b/tests/PHPStan/Analyser/data/pow-php7.php
@@ -0,0 +1,8 @@
+<?php
+
+namespace PowFunction;
+
+use function PHPStan\Testing\assertType;
+
+assertType('4', '4a' ** 1);
+assertType('0', 'a' ** 1);
diff --git a/tests/PHPStan/Analyser/data/pow-php8.php b/tests/PHPStan/Analyser/data/pow-php8.php
new file mode 100644
index 0000000000..04ece4d5d0
--- /dev/null
+++ b/tests/PHPStan/Analyser/data/pow-php8.php
@@ -0,0 +1,8 @@
+<?php
+
+namespace PowFunction;
+
+use function PHPStan\Testing\assertType;
+
+assertType('4', '4a' ** 1);
+assertType('*ERROR*', 'a' ** 1);
diff --git a/tests/PHPStan/Analyser/data/pow.php b/tests/PHPStan/Analyser/data/pow.php
index c768eb4be4..82f03b1bae 100644
--- a/tests/PHPStan/Analyser/data/pow.php
+++ b/tests/PHPStan/Analyser/data/pow.php
@@ -169,9 +169,6 @@ function doFoo(int $intA, int $intB, string $s, bool $bool, $numericS, float $fl
 	assertType('*ERROR*', $s ** $arr);
 	assertType('*ERROR*', $s ** []);
 
-	assertType('4', '4a' ** 1);
-	assertType('*ERROR*', 'a' ** 1);
-
 	assertType('1', pow($bool, 0));
 	assertType('1', $bool ** '0');
 	assertType('1', $bool ** false);