diff --git a/ext/standard/tests/general_functions/bug49847.phpt b/ext/standard/tests/general_functions/bug49847.phpt
index 01ee1618c0e..8895202d0cb 100644
--- a/ext/standard/tests/general_functions/bug49847.phpt
+++ b/ext/standard/tests/general_functions/bug49847.phpt
@@ -2,11 +2,24 @@
 Bug #49847 (exec() fails on lines larger then 4095 bytes)
 --FILE--
 <?php
-exec("printf %4098d 1", $output);
+$iswin =  substr(PHP_OS, 0, 3) == "WIN";
+
+if ($iswin) {
+	$f = dirname(__FILE__) . '\\bug49847.tmp';
+	$s = str_repeat(' ', 4097);
+	$s .= '1';
+	file_put_contents($f, $s);
+	exec('more ' . $f, $output);
+} else {
+	exec("printf %4098d 1", $output);
+}
 var_dump($output);
+if ($iswin) {
+	unlink($f);
+}
 ?>
---EXPECT--
+--EXPECTF--
 array(1) {
   [0]=>
-  string(4098) "                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 1"
+  string(4098) "%s 1"
 }