diff --git a/doc b/doc
index c61e7c01a9..229fde8792 160000
--- a/doc
+++ b/doc
@@ -1 +1 @@
-Subproject commit c61e7c01a9b9d393c06651a4b5526bc130ef9781
+Subproject commit 229fde87920f68d9afee557144b7776438b8bc40