diff --git a/src/doc/reference b/src/doc/reference
index 16fd3c06d9e55..cd8193e972f61 160000
--- a/src/doc/reference
+++ b/src/doc/reference
@@ -1 +1 @@
-Subproject commit 16fd3c06d9e558dae2d52000818274ae70c9e90a
+Subproject commit cd8193e972f61b92117095fc73b67af767b4d6bc
diff --git a/src/doc/rust-by-example b/src/doc/rust-by-example
index 6709beeb7d0fb..311b84962016b 160000
--- a/src/doc/rust-by-example
+++ b/src/doc/rust-by-example
@@ -1 +1 @@
-Subproject commit 6709beeb7d0fbc5ffc91ac4893a24434123b9bfa
+Subproject commit 311b84962016b28c75525c86e7b3f49fd9101a39
diff --git a/src/doc/rustc-dev-guide b/src/doc/rustc-dev-guide
index b0ee9ec8fa59a..77dbe5782b248 160000
--- a/src/doc/rustc-dev-guide
+++ b/src/doc/rustc-dev-guide
@@ -1 +1 @@
-Subproject commit b0ee9ec8fa59a6c7620165e061f4747202377a62
+Subproject commit 77dbe5782b2488af3bb489ad702eaff438f465bf