diff --git a/src/doc/nomicon b/src/doc/nomicon
index 1842257814919..83d015105e6d4 160000
--- a/src/doc/nomicon
+++ b/src/doc/nomicon
@@ -1 +1 @@
-Subproject commit 1842257814919fa62e81bdecd5e8f95be2839dbb
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diff --git a/src/doc/reference b/src/doc/reference
index cd8193e972f61..692d216f5a115 160000
--- a/src/doc/reference
+++ b/src/doc/reference
@@ -1 +1 @@
-Subproject commit cd8193e972f61b92117095fc73b67af767b4d6bc
+Subproject commit 692d216f5a1151e8852ddb308ba64040e634c876
diff --git a/src/doc/rust-by-example b/src/doc/rust-by-example
index a6581246f9683..da0a06aada31a 160000
--- a/src/doc/rust-by-example
+++ b/src/doc/rust-by-example
@@ -1 +1 @@
-Subproject commit a6581246f96837113968c02187db24f742af3908
+Subproject commit da0a06aada31a324ae84a9eaee344f6a944b9683
diff --git a/src/doc/rustc-dev-guide b/src/doc/rustc-dev-guide
index ddb8b1309f9e9..904bb5aa7b21a 160000
--- a/src/doc/rustc-dev-guide
+++ b/src/doc/rustc-dev-guide
@@ -1 +1 @@
-Subproject commit ddb8b1309f9e905804cea1e248a4572fed6b464b
+Subproject commit 904bb5aa7b21adad58ffae610e2830c7b0f813b0