diff --git a/modules/concat b/modules/concat
index 7b33971..4a92729 160000
--- a/modules/concat
+++ b/modules/concat
@@ -1 +1 @@
-Subproject commit 7b33971ade0ad34946785b81a8fb4c5ecf471a64
+Subproject commit 4a927296cd4042d6c6038dbc95b533151b6d5cc7