diff --git a/doc b/doc
index 2e85896e83..40e049c138 160000
--- a/doc
+++ b/doc
@@ -1 +1 @@
-Subproject commit 2e85896e834747f97e6d60fcc3b55ed28fd07c0a
+Subproject commit 40e049c138d830f4be5b9b12715f1244d18e23d8