diff --git a/src/doc/nomicon b/src/doc/nomicon
index ae406aa5287a9..dd37e21ccee43 160000
--- a/src/doc/nomicon
+++ b/src/doc/nomicon
@@ -1 +1 @@
-Subproject commit ae406aa5287a9e025abb72343aaceec98458c117
+Subproject commit dd37e21ccee43918ed18a71581bb2af537ffe4fc
diff --git a/src/doc/rust-by-example b/src/doc/rust-by-example
index a9869b4a3c4ca..995df09b65c58 160000
--- a/src/doc/rust-by-example
+++ b/src/doc/rust-by-example
@@ -1 +1 @@
-Subproject commit a9869b4a3c4cac3bc6099b41f088679e268400b8
+Subproject commit 995df09b65c582eb6290ab7ea5d9485983eb4c37
diff --git a/src/doc/rustc-dev-guide b/src/doc/rustc-dev-guide
index e269950a57fa6..8b42eb5f57d3d 160000
--- a/src/doc/rustc-dev-guide
+++ b/src/doc/rustc-dev-guide
@@ -1 +1 @@
-Subproject commit e269950a57fa6fcda356426545fb5aa3691a7ced
+Subproject commit 8b42eb5f57d3d8ed2257a22d0e850d9db52afed3