diff --git a/Cargo.lock b/Cargo.lock
index 6d40b19892790..ce5aad0026e00 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -379,9 +379,9 @@ version = "0.1.0"
 
 [[package]]
 name = "cc"
-version = "1.0.35"
+version = "1.0.45"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5e5f3fee5eeb60324c2781f1e41286bdee933850fff9b3c672587fed5ec58c83"
+checksum = "4fc9a35e1f4290eb9e5fc54ba6cf40671ed2a2514c3eeb2b2a908dda2ea5a1be"
 
 [[package]]
 name = "cfg-if"
diff --git a/src/doc/book b/src/doc/book
index 04806c80be0f5..9bb8b161963fc 160000
--- a/src/doc/book
+++ b/src/doc/book
@@ -1 +1 @@
-Subproject commit 04806c80be0f54b1290287e3f85e84bdfc0b6ec7
+Subproject commit 9bb8b161963fcebc9d9ccd732ba26f42108016d5
diff --git a/src/doc/nomicon b/src/doc/nomicon
index 4374786f0b4bf..5004ad30d69f9 160000
--- a/src/doc/nomicon
+++ b/src/doc/nomicon
@@ -1 +1 @@
-Subproject commit 4374786f0b4bf0606b35d5c30a9681f342e5707b
+Subproject commit 5004ad30d69f93553ceef74439fea2159d1f769e
diff --git a/src/doc/rust-by-example b/src/doc/rust-by-example
index a6288e7407a6c..0b111eaae36cc 160000
--- a/src/doc/rust-by-example
+++ b/src/doc/rust-by-example
@@ -1 +1 @@
-Subproject commit a6288e7407a6c4c19ea29de6d43f40c803883f21
+Subproject commit 0b111eaae36cc4b4997684be853882a59e2c7ca7
diff --git a/src/tools/cargo b/src/tools/cargo
index a429e8cc4614a..3a9abe3f06555 160000
--- a/src/tools/cargo
+++ b/src/tools/cargo
@@ -1 +1 @@
-Subproject commit a429e8cc4614a46a86322a0777a477e2baa83f1c
+Subproject commit 3a9abe3f065554a7fbc59f440df2baba4a6e47ee