diff --git a/doc b/doc
index 51fe7c4..93a6e4a 160000
--- a/doc
+++ b/doc
@@ -1 +1 @@
-Subproject commit 51fe7c4d90ec4aee4761cf46ada5c3989a3d746d
+Subproject commit 93a6e4aa2f3cb8e96a6dc70fc49559b2a07d867d