diff --git a/vendor/gstack b/vendor/gstack
index c86faa7..c6e6a21 160000
--- a/vendor/gstack
+++ b/vendor/gstack
@@ -1 +1 @@
-Subproject commit c86faa7968688993406fd4c6cd9550d58306408f
+Subproject commit c6e6a21d1a9a58e771403260ff6a134898f2dd02