diff --git a/Cargo.lock b/Cargo.lock
index 5f9bd0c3218..5140bf0846c 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -6,7 +6,7 @@ dependencies = [
  "env_logger 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "getopts 0.2.14 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "regex 0.1.43 (registry+https://github.com/rust-lang/crates.io-index)",
+ "regex 0.1.54 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustc-serialize 0.3.16 (registry+https://github.com/rust-lang/crates.io-index)",
  "strings 0.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "syntex_syntax 0.23.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -17,10 +17,10 @@ dependencies = [
 
 [[package]]
 name = "aho-corasick"
-version = "0.4.0"
+version = "0.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "memchr 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "memchr 0.1.9 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -39,7 +39,7 @@ version = "0.3.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "log 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "regex 0.1.43 (registry+https://github.com/rust-lang/crates.io-index)",
+ "regex 0.1.54 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -58,7 +58,7 @@ dependencies = [
 
 [[package]]
 name = "libc"
-version = "0.2.2"
+version = "0.2.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -66,30 +66,31 @@ name = "log"
 version = "0.3.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "libc 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.4 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "memchr"
-version = "0.1.7"
+version = "0.1.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "libc 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.4 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "regex"
-version = "0.1.43"
+version = "0.1.54"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "aho-corasick 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "memchr 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)",
- "regex-syntax 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "aho-corasick 0.5.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "memchr 0.1.9 (registry+https://github.com/rust-lang/crates.io-index)",
+ "regex-syntax 0.2.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "utf8-ranges 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "regex-syntax"
-version = "0.2.2"
+version = "0.2.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -111,7 +112,7 @@ version = "0.23.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "bitflags 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustc-serialize 0.3.16 (registry+https://github.com/rust-lang/crates.io-index)",
  "term 0.2.14 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -145,6 +146,11 @@ name = "unicode-xid"
 version = "0.0.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
+[[package]]
+name = "utf8-ranges"
+version = "0.1.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
 [[package]]
 name = "winapi"
 version = "0.2.5"
diff --git a/Cargo.toml b/Cargo.toml
index 94ff9ce1ec6..3c655efb2d9 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -17,7 +17,7 @@ cargo-fmt = []
 toml = "0.1.20"
 rustc-serialize = "0.3.14"
 unicode-segmentation = "0.1.2"
-regex = "0.1.41"
+regex = "0.1.54"
 term = "0.2.11"
 strings = "0.0.1"
 diff = "0.1.8"