diff --git a/src/doc/book b/src/doc/book
index e16dd73690a6..614c19cb4025 160000
--- a/src/doc/book
+++ b/src/doc/book
@@ -1 +1 @@
-Subproject commit e16dd73690a6cc3ecdc5f5d94bbc3ce158a42e16
+Subproject commit 614c19cb4025636eb2ba68ebb3d44e3bd3a5e6e4
diff --git a/src/doc/reference b/src/doc/reference
index 5c86c739ec71..8a0b8a4158d9 160000
--- a/src/doc/reference
+++ b/src/doc/reference
@@ -1 +1 @@
-Subproject commit 5c86c739ec71b8bc839310ff47fa94e94635bba9
+Subproject commit 8a0b8a4158d9aa961de423b7afcd95521c5deb6a
diff --git a/src/doc/rustc-dev-guide b/src/doc/rustc-dev-guide
index 787b4166ccc6..b21d99b770f9 160000
--- a/src/doc/rustc-dev-guide
+++ b/src/doc/rustc-dev-guide
@@ -1 +1 @@
-Subproject commit 787b4166ccc67bd8f72a6e3ef6685ce9ce82909a
+Subproject commit b21d99b770f9aceb0810c843847c52f86f45d2ed