diff --git a/doc b/doc
index 9aaee4e6a3..931cc50ce8 160000
--- a/doc
+++ b/doc
@@ -1 +1 @@
-Subproject commit 9aaee4e6a30826ed8e298e0b2bcd663b1f76f569
+Subproject commit 931cc50ce8fa21dbe8b2816136069b2d18716f06