diff --git a/test/check.sh b/test/check.sh
index 96bd1d63d..84adce740 100755
--- a/test/check.sh
+++ b/test/check.sh
@@ -15,7 +15,7 @@ runcheck () {
 runcheck test/test01.php "$@"
 runcheck test/test02.php "$@"
 runcheck test/test03.php "$@"
-#runcheck test/test04.php "$@"
+runcheck test/test04.php "$@"
 #runcheck test/test05.php "$@"
 #runcheck test/test06.php "$@"
 #runcheck test/test07.php "$@"