diff --git a/doc b/doc
index c82a2168ad..6868beb7a7 160000
--- a/doc
+++ b/doc
@@ -1 +1 @@
-Subproject commit c82a2168adad810391569c994ded328fefae044f
+Subproject commit 6868beb7a77d497d79e98181a1cd93ff6eee7b57