diff --git a/ext/standard/tests/general_functions/proc_open_sockets1.phpt b/ext/standard/tests/general_functions/proc_open_sockets1.phpt
index c563cd36ddb..ce5cca9491e 100644
--- a/ext/standard/tests/general_functions/proc_open_sockets1.phpt
+++ b/ext/standard/tests/general_functions/proc_open_sockets1.phpt
@@ -1,5 +1,9 @@
 --TEST--
 proc_open() with output socketpairs
+--SKIPIF--
+<?php
+if (getenv("SKIP_SLOW_TESTS")) die("skip slow test");
+?>
 --FILE--
 <?php