diff --git a/src/doc/book b/src/doc/book
index b2d1a0821e12a..3e9dc46aa563c 160000
--- a/src/doc/book
+++ b/src/doc/book
@@ -1 +1 @@
-Subproject commit b2d1a0821e12a676b496d61891b8e3d374a8e832
+Subproject commit 3e9dc46aa563ca0c53ec826c41b05f10c5915925
diff --git a/src/doc/reference b/src/doc/reference
index 1f45bd41fa6c1..1be151c051a08 160000
--- a/src/doc/reference
+++ b/src/doc/reference
@@ -1 +1 @@
-Subproject commit 1f45bd41fa6c17b7c048ed6bfe5f168c4311206a
+Subproject commit 1be151c051a082b542548c62cafbcb055fa8944f
diff --git a/src/doc/rust-by-example b/src/doc/rust-by-example
index e386be5f44af7..bd1279cdc9865 160000
--- a/src/doc/rust-by-example
+++ b/src/doc/rust-by-example
@@ -1 +1 @@
-Subproject commit e386be5f44af711854207c11fdd61bb576270b04
+Subproject commit bd1279cdc9865bfff605e741fb76a0b2f07314a7