diff --git a/ext/standard/tests/file/chown.phpt b/ext/standard/tests/file/chown.phpt
new file mode 100644
index 00000000000..6c2d357c143
--- /dev/null
+++ b/ext/standard/tests/file/chown.phpt
@@ -0,0 +1,13 @@
+--TEST--
+chown() with NULL as user name
+--FILE--
+<?php
+chown("sjhgfskhagkfdgskjfhgskfsdgfkdsajf", NULL);
+echo "ALIVE\n";
+?>
+--EXPECTF--
+Warning: chown(): parameter 2 should be string or integer, null given in %schown.php on line %d
+ALIVE
+--UEXPECTF--
+Warning: chown(): parameter 2 should be string or integer, null given in %schown.php on line %d
+ALIVE