diff --git a/ext/pcre/tests/bug44191.phpt b/ext/pcre/tests/bug44191.phpt
new file mode 100644
index 00000000000..eaffaaad2b6
--- /dev/null
+++ b/ext/pcre/tests/bug44191.phpt
@@ -0,0 +1,14 @@
+--TEST--
+Bug #44191 (preg_grep messes up array index)
+--FILE--
+<?php
+
+$array = range(1, 10);
+
+preg_grep('/asdf/', $array));
+
+var_dump($array);
+
+?>
+--EXPECT--
+0123456789