diff --git a/src/doc/book b/src/doc/book
index 71352deb20727..19c40bfd2d576 160000
--- a/src/doc/book
+++ b/src/doc/book
@@ -1 +1 @@
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diff --git a/src/doc/edition-guide b/src/doc/edition-guide
index 76bd48a273a0e..e1eead1181a69 160000
--- a/src/doc/edition-guide
+++ b/src/doc/edition-guide
@@ -1 +1 @@
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diff --git a/src/doc/reference b/src/doc/reference
index 8227666de13f6..3417f866932cb 160000
--- a/src/doc/reference
+++ b/src/doc/reference
@@ -1 +1 @@
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+Subproject commit 3417f866932cb1c09c6be0f31d2a02ee01b4b95d
diff --git a/src/doc/rust-by-example b/src/doc/rust-by-example
index e188d5d466f7f..57f1e708f5d58 160000
--- a/src/doc/rust-by-example
+++ b/src/doc/rust-by-example
@@ -1 +1 @@
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diff --git a/src/doc/rustc-dev-guide b/src/doc/rustc-dev-guide
index 1f30cc7cca9a3..7b0ef5b0bea5e 160000
--- a/src/doc/rustc-dev-guide
+++ b/src/doc/rustc-dev-guide
@@ -1 +1 @@
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