diff --git a/Cargo.lock b/Cargo.lock
index 82405e5d3198..30852aeec8d4 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -13,12 +13,12 @@ dependencies = [
  "regex 0.1.77 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustc-serialize 0.3.19 (registry+https://github.com/rust-lang/crates.io-index)",
  "strings 0.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "syntex_errors 0.43.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "syntex_syntax 0.43.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syntex_errors 0.44.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syntex_syntax 0.44.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "term 0.4.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "toml 0.1.30 (registry+https://github.com/rust-lang/crates.io-index)",
  "unicode-segmentation 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "walkdir 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "walkdir 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "winapi 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -32,7 +32,7 @@ dependencies = [
 
 [[package]]
 name = "bitflags"
-version = "0.5.0"
+version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -99,7 +99,7 @@ dependencies = [
  "aho-corasick 0.5.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "memchr 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)",
  "regex-syntax 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
- "thread_local 0.2.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "thread_local 0.2.7 (registry+https://github.com/rust-lang/crates.io-index)",
  "utf8-ranges 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -123,20 +123,20 @@ dependencies = [
 
 [[package]]
 name = "syntex_errors"
-version = "0.43.0"
+version = "0.44.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "libc 0.2.16 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustc-serialize 0.3.19 (registry+https://github.com/rust-lang/crates.io-index)",
- "syntex_pos 0.43.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syntex_pos 0.44.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "term 0.4.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "unicode-xid 0.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "syntex_pos"
-version = "0.43.0"
+version = "0.44.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "rustc-serialize 0.3.19 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -144,15 +144,15 @@ dependencies = [
 
 [[package]]
 name = "syntex_syntax"
-version = "0.43.0"
+version = "0.44.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "bitflags 0.5.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "bitflags 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.16 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustc-serialize 0.3.19 (registry+https://github.com/rust-lang/crates.io-index)",
- "syntex_errors 0.43.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "syntex_pos 0.43.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syntex_errors 0.44.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syntex_pos 0.44.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "term 0.4.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "unicode-xid 0.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -177,7 +177,7 @@ dependencies = [
 
 [[package]]
 name = "thread_local"
-version = "0.2.6"
+version = "0.2.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "thread-id 2.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -208,7 +208,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "walkdir"
-version = "0.1.6"
+version = "0.1.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "kernel32-sys 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -227,7 +227,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [metadata]
 "checksum aho-corasick 0.5.3 (registry+https://github.com/rust-lang/crates.io-index)" = "ca972c2ea5f742bfce5687b9aef75506a764f61d37f8f649047846a9686ddb66"
-"checksum bitflags 0.5.0 (registry+https://github.com/rust-lang/crates.io-index)" = "4f67931368edf3a9a51d29886d245f1c3db2f1ef0dcc9e35ff70341b78c10d23"
+"checksum bitflags 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)" = "aad18937a628ec6abcd26d1489012cc0e18c21798210f491af69ded9b881106d"
 "checksum diff 0.1.9 (registry+https://github.com/rust-lang/crates.io-index)" = "e48977eec6d3b7707462c2dc2e1363ad91b5dd822cf942537ccdc2085dc87587"
 "checksum env_logger 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)" = "15abd780e45b3ea4f76b4e9a26ff4843258dd8a3eed2775a0e7368c2e7936c2f"
 "checksum getopts 0.2.14 (registry+https://github.com/rust-lang/crates.io-index)" = "d9047cfbd08a437050b363d35ef160452c5fe8ea5187ae0a624708c91581d685"
@@ -241,16 +241,16 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 "checksum regex-syntax 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)" = "279401017ae31cf4e15344aa3f085d0e2e5c1e70067289ef906906fdbe92c8fd"
 "checksum rustc-serialize 0.3.19 (registry+https://github.com/rust-lang/crates.io-index)" = "6159e4e6e559c81bd706afe9c8fd68f547d3e851ce12e76b1de7914bab61691b"
 "checksum strings 0.0.1 (registry+https://github.com/rust-lang/crates.io-index)" = "54f86446ab480b4f60782188f4f78886465c5793aee248cbb48b7fdc0d022420"
-"checksum syntex_errors 0.43.0 (registry+https://github.com/rust-lang/crates.io-index)" = "cad40c64b27f251ee286cf18e157e40fe3586bd1ad89e2318d336829e4f6bb41"
-"checksum syntex_pos 0.43.0 (registry+https://github.com/rust-lang/crates.io-index)" = "6e56b7e73e8826c0bdd111da685becee1d42a42200139f72687242b6c0394247"
-"checksum syntex_syntax 0.43.0 (registry+https://github.com/rust-lang/crates.io-index)" = "b1590efa9a3862c1f812abb205e16e15c81a36a6c22cdaa28962c2eb80f1453e"
+"checksum syntex_errors 0.44.0 (registry+https://github.com/rust-lang/crates.io-index)" = "d0d95d2141ae79f312a01c6934d9984f9d7f5cfaf0c74aae5fbbc234a6dcb77a"
+"checksum syntex_pos 0.44.0 (registry+https://github.com/rust-lang/crates.io-index)" = "3e2cbf0598c5970f2dca122a4e6f7e93bf42f2d0b2dd88c3ea112413152864df"
+"checksum syntex_syntax 0.44.1 (registry+https://github.com/rust-lang/crates.io-index)" = "5a89ee386d492cdd3855becec489c25797bb91bcbb3c2478c41969b24cb318a2"
 "checksum term 0.4.4 (registry+https://github.com/rust-lang/crates.io-index)" = "3deff8a2b3b6607d6d7cc32ac25c0b33709453ca9cceac006caac51e963cf94a"
 "checksum thread-id 2.0.0 (registry+https://github.com/rust-lang/crates.io-index)" = "a9539db560102d1cef46b8b78ce737ff0bb64e7e18d35b2a5688f7d097d0ff03"
-"checksum thread_local 0.2.6 (registry+https://github.com/rust-lang/crates.io-index)" = "55dd963dbaeadc08aa7266bf7f91c3154a7805e32bb94b820b769d2ef3b4744d"
+"checksum thread_local 0.2.7 (registry+https://github.com/rust-lang/crates.io-index)" = "8576dbbfcaef9641452d5cf0df9b0e7eeab7694956dd33bb61515fb8f18cfdd5"
 "checksum toml 0.1.30 (registry+https://github.com/rust-lang/crates.io-index)" = "0590d72182e50e879c4da3b11c6488dae18fccb1ae0c7a3eda18e16795844796"
 "checksum unicode-segmentation 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)" = "b905d0fc2a1f0befd86b0e72e31d1787944efef9d38b9358a9e92a69757f7e3b"
 "checksum unicode-xid 0.0.3 (registry+https://github.com/rust-lang/crates.io-index)" = "36dff09cafb4ec7c8cf0023eb0b686cb6ce65499116a12201c9e11840ca01beb"
 "checksum utf8-ranges 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)" = "a1ca13c08c41c9c3e04224ed9ff80461d97e121589ff27c753a16cb10830ae0f"
-"checksum walkdir 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)" = "d42144c31c9909882ce76e696b306b88a5b091721251137d5d522d1ef3da7cf9"
+"checksum walkdir 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)" = "c66c0b9792f0a765345452775f3adbd28dde9d33f30d13e5dcc5ae17cf6f3780"
 "checksum winapi 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)" = "167dc9d6949a9b857f3451275e911c3f44255842c1f7a76f33c55103a909087a"
 "checksum winapi-build 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "2d315eee3b34aca4797b2da6b13ed88266e6d612562a0c46390af8299fc699bc"
diff --git a/Cargo.toml b/Cargo.toml
index 13265da20bf3..4beb2b1e37ce 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -22,8 +22,8 @@ regex = "0.1"
 term = "0.4"
 strings = "0.0.1"
 diff = "0.1"
-syntex_syntax = "0.43"
-syntex_errors = "0.43"
+syntex_syntax = "0.44"
+syntex_errors = "0.44"
 log = "0.3"
 env_logger = "0.3"
 getopts = "0.2"