diff --git a/src/doc/book b/src/doc/book
index 8a0eee28f7693..82a4a49789bc9 160000
--- a/src/doc/book
+++ b/src/doc/book
@@ -1 +1 @@
-Subproject commit 8a0eee28f769387e543882352b12d956aa1b7c38
+Subproject commit 82a4a49789bc96db1a1b2a210b4c5ed7c9ef0c0d