diff --git a/src/doc/book b/src/doc/book
index fc2f690fc1659..b54090a99ec7c 160000
--- a/src/doc/book
+++ b/src/doc/book
@@ -1 +1 @@
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+Subproject commit b54090a99ec7c4b46a5203a9c927fdbc311bb1f5
diff --git a/src/doc/embedded-book b/src/doc/embedded-book
index f61685755fad7..d3f2ace94d516 160000
--- a/src/doc/embedded-book
+++ b/src/doc/embedded-book
@@ -1 +1 @@
-Subproject commit f61685755fad7d3b88b4645adfbf461d500563a2
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diff --git a/src/doc/reference b/src/doc/reference
index d10a0af8dca25..fd97729e2d82f 160000
--- a/src/doc/reference
+++ b/src/doc/reference
@@ -1 +1 @@
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+Subproject commit fd97729e2d82f8b08d68a31c9bfdf0c37a7fd542
diff --git a/src/doc/rust-by-example b/src/doc/rust-by-example
index eead22c6c030f..29d91f591c90d 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 67ebd4b55dba4..0687daac28939 160000
--- a/src/doc/rustc-dev-guide
+++ b/src/doc/rustc-dev-guide
@@ -1 +1 @@
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