diff --git a/src/doc/edition-guide b/src/doc/edition-guide
index 7bc9b7a5e800..b91a9a881ee0 160000
--- a/src/doc/edition-guide
+++ b/src/doc/edition-guide
@@ -1 +1 @@
-Subproject commit 7bc9b7a5e800f79df62947cb7d566fd2fbaf19fe
+Subproject commit b91a9a881ee007c12e74e844460ec407cf07a50f
diff --git a/src/doc/nomicon b/src/doc/nomicon
index 69333eddb1de..23c49f1d5ce4 160000
--- a/src/doc/nomicon
+++ b/src/doc/nomicon
@@ -1 +1 @@
-Subproject commit 69333eddb1de92fd17e272ce4677cc983d3bd71d
+Subproject commit 23c49f1d5ce4720bc5b7e3a920f47eccc8da6b63
diff --git a/src/doc/reference b/src/doc/reference
index 10c16caebe47..a7de763c2132 160000
--- a/src/doc/reference
+++ b/src/doc/reference
@@ -1 +1 @@
-Subproject commit 10c16caebe475d0d11bec0531b95d7697856c13c
+Subproject commit a7de763c213292f5b44bf10acb87ffa38724814d
diff --git a/src/doc/rust-by-example b/src/doc/rust-by-example
index 99eafee0cb14..1886fda6981b 160000
--- a/src/doc/rust-by-example
+++ b/src/doc/rust-by-example
@@ -1 +1 @@
-Subproject commit 99eafee0cb14e6ec641bf02a69d7b30f6058349a
+Subproject commit 1886fda6981b723e4de637074455558f8bc1e83c