diff --git a/src/doc/book b/src/doc/book
index a914f2c7e5cdb..363293c1c5ce9 160000
--- a/src/doc/book
+++ b/src/doc/book
@@ -1 +1 @@
-Subproject commit a914f2c7e5cdb771fa465de142381a51c53b580e
+Subproject commit 363293c1c5ce9e84ea3935a5e29ce8624801208a
diff --git a/src/doc/embedded-book b/src/doc/embedded-book
index 94d9ea8460bcb..b5256448a2a4c 160000
--- a/src/doc/embedded-book
+++ b/src/doc/embedded-book
@@ -1 +1 @@
-Subproject commit 94d9ea8460bcbbbfef1877b47cb930260b5849a7
+Subproject commit b5256448a2a4c1bec68b93c0847066f92f2ff5a9
diff --git a/src/doc/reference b/src/doc/reference
index b329ce3742487..c9b2736a05946 160000
--- a/src/doc/reference
+++ b/src/doc/reference
@@ -1 +1 @@
-Subproject commit b329ce37424874ad4db94f829a55807c6e21d2cb
+Subproject commit c9b2736a059469043177e1e4ed41a55d7c63ac28
diff --git a/src/doc/rust-by-example b/src/doc/rust-by-example
index 229c6945a26a5..2e9271981adc3 160000
--- a/src/doc/rust-by-example
+++ b/src/doc/rust-by-example
@@ -1 +1 @@
-Subproject commit 229c6945a26a53a751ffa4f9cb418388c00029d3
+Subproject commit 2e9271981adc32613365810f3428334c07095215