diff --git a/Cargo.lock b/Cargo.lock
index 0eca55700..6990b2984 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -340,7 +340,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "hyper"
-version = "0.12.3"
+version = "0.12.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "bytes 0.4.7 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -360,7 +360,7 @@ dependencies = [
  "tokio-reactor 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-tcp 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-timer 0.2.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "want 0.0.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "want 0.0.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -482,7 +482,7 @@ dependencies = [
  "h2 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)",
  "http 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)",
  "httparse 1.2.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "hyper 0.12.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "hyper 0.12.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "indexmap 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "inotify 0.5.2-dev (git+https://github.com/inotify-rs/inotify)",
  "ipnet 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1450,7 +1450,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "want"
-version = "0.0.5"
+version = "0.0.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "futures 0.1.21 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1585,7 +1585,7 @@ dependencies = [
 "checksum hostname 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)" = "58fab6e177434b0bb4cd344a4dabaa5bd6d7a8d792b1885aebcae7af1091d1cb"
 "checksum http 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)" = "4fbced8864b04c030eebcb7d0dc3a81ba5231ac559f5116a29a8ba83ecee22cd"
 "checksum httparse 1.2.4 (registry+https://github.com/rust-lang/crates.io-index)" = "c2f407128745b78abc95c0ffbe4e5d37427fdc0d45470710cfef8c44522a2e37"
-"checksum hyper 0.12.3 (registry+https://github.com/rust-lang/crates.io-index)" = "f31c3ce511142fac936539abd3315bdc303a6e501fac5b77e0824310d542d081"
+"checksum hyper 0.12.6 (registry+https://github.com/rust-lang/crates.io-index)" = "bd2dbf44d0eb8b32ac0cb7b0d75c31313554dd04d6f5dd1085e150ec5383d9b8"
 "checksum idna 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)" = "014b298351066f1512874135335d62a789ffe78a9974f94b43ed5621951eaf7d"
 "checksum indexmap 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)" = "7b9378f1f3923647a9aea6af4c6b5de68cc8a71415459ad25ef191191c48f5b7"
 "checksum inotify 0.5.2-dev (git+https://github.com/inotify-rs/inotify)" = "<none>"
@@ -1701,7 +1701,7 @@ dependencies = [
 "checksum url 1.7.0 (registry+https://github.com/rust-lang/crates.io-index)" = "f808aadd8cfec6ef90e4a14eb46f24511824d1ac596b9682703c87056c8678b7"
 "checksum utf8-ranges 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)" = "662fab6525a98beff2921d7f61a39e7d59e0b425ebc7d0d9e66d316e55124122"
 "checksum void 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)" = "6a02e4885ed3bc0f2de90ea6dd45ebcbb66dacffe03547fadbb0eeae2770887d"
-"checksum want 0.0.5 (registry+https://github.com/rust-lang/crates.io-index)" = "2fffe09593e18ed34950d66dbf44c27deb2e03f3905c493f0641f9f99a3f2349"
+"checksum want 0.0.6 (registry+https://github.com/rust-lang/crates.io-index)" = "797464475f30ddb8830cc529aaaae648d581f99e2036a928877dfde027ddf6b3"
 "checksum webpki 0.18.1 (registry+https://github.com/rust-lang/crates.io-index)" = "17d7967316d8411ca3b01821ee6c332bde138ba4363becdb492f12e514daa17f"
 "checksum which 2.0.0 (registry+https://github.com/rust-lang/crates.io-index)" = "49c4f580e93079b70ac522e7bdebbe1568c8afa7d8d05ee534ee737ca37d2f51"
 "checksum widestring 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)" = "7157704c2e12e3d2189c507b7482c52820a16dfa4465ba91add92f266667cadb"