diff --git a/servo/components/profile/Cargo.toml b/servo/components/profile/Cargo.toml
index d44d3635f1ec..9df1e76c56e8 100644
--- a/servo/components/profile/Cargo.toml
+++ b/servo/components/profile/Cargo.toml
@@ -26,7 +26,7 @@ git = "https://github.com/servo/ipc-channel"
 [dependencies]
 log = "0.3"
 libc = "0.2"
-regex = "0.1.14"
+regex = "0.1.55"
 time = "0.1.12"
 
 [target.x86_64-apple-darwin.dependencies.task_info]
diff --git a/servo/components/servo/Cargo.lock b/servo/components/servo/Cargo.lock
index 09422b9e0941..ba898a963fd8 100644
--- a/servo/components/servo/Cargo.lock
+++ b/servo/components/servo/Cargo.lock
@@ -196,7 +196,7 @@ name = "caseless"
 version = "0.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "regex 0.1.51 (registry+https://github.com/rust-lang/crates.io-index)",
+ "regex 0.1.55 (registry+https://github.com/rust-lang/crates.io-index)",
  "unicode-normalization 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -554,7 +554,7 @@ version = "0.3.1"
 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 0.1.51 (registry+https://github.com/rust-lang/crates.io-index)",
+ "regex 0.1.55 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -831,7 +831,7 @@ version = "0.3.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "kernel32-sys 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "regex 0.1.51 (registry+https://github.com/rust-lang/crates.io-index)",
+ "regex 0.1.55 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -1520,7 +1520,7 @@ dependencies = [
  "log 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "plugins 0.0.1",
  "profile_traits 0.0.1",
- "regex 0.1.51 (registry+https://github.com/rust-lang/crates.io-index)",
+ "regex 0.1.55 (registry+https://github.com/rust-lang/crates.io-index)",
  "task_info 0.0.1",
  "time 0.1.34 (registry+https://github.com/rust-lang/crates.io-index)",
  "util 0.0.1",
@@ -1608,18 +1608,18 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "regex"
-version = "0.1.51"
+version = "0.1.55"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "aho-corasick 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "memchr 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)",
- "regex-syntax 0.2.3 (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 = "0.2.3"
+version = "0.2.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -2233,7 +2233,7 @@ source = "git+https://github.com/jgraham/webdriver-rust.git#9dffcbe409af052788b7
 dependencies = [
  "hyper 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "regex 0.1.51 (registry+https://github.com/rust-lang/crates.io-index)",
+ "regex 0.1.55 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustc-serialize 0.3.16 (registry+https://github.com/rust-lang/crates.io-index)",
  "uuid 0.1.18 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -2249,7 +2249,7 @@ dependencies = [
  "log 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "msg 0.0.1",
  "plugins 0.0.1",
- "regex 0.1.51 (registry+https://github.com/rust-lang/crates.io-index)",
+ "regex 0.1.55 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustc-serialize 0.3.16 (registry+https://github.com/rust-lang/crates.io-index)",
  "url 0.5.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "util 0.0.1",
diff --git a/servo/components/webdriver_server/Cargo.toml b/servo/components/webdriver_server/Cargo.toml
index c53d47f15167..dc9a899b2148 100644
--- a/servo/components/webdriver_server/Cargo.toml
+++ b/servo/components/webdriver_server/Cargo.toml
@@ -31,6 +31,6 @@ image = "0.7"
 log = "0.3"
 hyper = "0.7"
 rustc-serialize = "0.3.4"
-regex = "0.1.33"
+regex = "0.1.55"
 url = {version = "0.5.5", features = ["heap_size"]}
 uuid = "0.1"
diff --git a/servo/ports/cef/Cargo.lock b/servo/ports/cef/Cargo.lock
index 3f2dfefe4911..f440a40e8427 100644
--- a/servo/ports/cef/Cargo.lock
+++ b/servo/ports/cef/Cargo.lock
@@ -181,7 +181,7 @@ name = "caseless"
 version = "0.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "regex 0.1.51 (registry+https://github.com/rust-lang/crates.io-index)",
+ "regex 0.1.55 (registry+https://github.com/rust-lang/crates.io-index)",
  "unicode-normalization 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -491,7 +491,7 @@ version = "0.3.1"
 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 0.1.51 (registry+https://github.com/rust-lang/crates.io-index)",
+ "regex 0.1.55 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -759,7 +759,7 @@ version = "0.3.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "kernel32-sys 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "regex 0.1.51 (registry+https://github.com/rust-lang/crates.io-index)",
+ "regex 0.1.55 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -1406,7 +1406,7 @@ dependencies = [
  "log 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "plugins 0.0.1",
  "profile_traits 0.0.1",
- "regex 0.1.51 (registry+https://github.com/rust-lang/crates.io-index)",
+ "regex 0.1.55 (registry+https://github.com/rust-lang/crates.io-index)",
  "task_info 0.0.1",
  "time 0.1.34 (registry+https://github.com/rust-lang/crates.io-index)",
  "util 0.0.1",
@@ -1492,18 +1492,18 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "regex"
-version = "0.1.51"
+version = "0.1.55"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "aho-corasick 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "memchr 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)",
- "regex-syntax 0.2.3 (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 = "0.2.3"
+version = "0.2.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -2118,7 +2118,7 @@ source = "git+https://github.com/jgraham/webdriver-rust.git#9dffcbe409af052788b7
 dependencies = [
  "hyper 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "regex 0.1.51 (registry+https://github.com/rust-lang/crates.io-index)",
+ "regex 0.1.55 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustc-serialize 0.3.16 (registry+https://github.com/rust-lang/crates.io-index)",
  "uuid 0.1.18 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -2134,7 +2134,7 @@ dependencies = [
  "log 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "msg 0.0.1",
  "plugins 0.0.1",
- "regex 0.1.51 (registry+https://github.com/rust-lang/crates.io-index)",
+ "regex 0.1.55 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustc-serialize 0.3.16 (registry+https://github.com/rust-lang/crates.io-index)",
  "url 0.5.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "util 0.0.1",
diff --git a/servo/ports/geckolib/Cargo.lock b/servo/ports/geckolib/Cargo.lock
index ab0849df2848..9e40091cb51a 100644
--- a/servo/ports/geckolib/Cargo.lock
+++ b/servo/ports/geckolib/Cargo.lock
@@ -193,7 +193,7 @@ version = "0.3.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "kernel32-sys 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "regex 0.1.53 (registry+https://github.com/rust-lang/crates.io-index)",
+ "regex 0.1.55 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -339,18 +339,18 @@ dependencies = [
 
 [[package]]
 name = "regex"
-version = "0.1.53"
+version = "0.1.55"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "aho-corasick 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "memchr 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)",
- "regex-syntax 0.2.4 (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 = "0.2.4"
+version = "0.2.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
diff --git a/servo/ports/gonk/Cargo.lock b/servo/ports/gonk/Cargo.lock
index 73e1f006a6a8..c59d09ff6b6a 100644
--- a/servo/ports/gonk/Cargo.lock
+++ b/servo/ports/gonk/Cargo.lock
@@ -174,7 +174,7 @@ name = "caseless"
 version = "0.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "regex 0.1.51 (registry+https://github.com/rust-lang/crates.io-index)",
+ "regex 0.1.55 (registry+https://github.com/rust-lang/crates.io-index)",
  "unicode-normalization 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -484,7 +484,7 @@ version = "0.3.1"
 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 0.1.51 (registry+https://github.com/rust-lang/crates.io-index)",
+ "regex 0.1.55 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -741,7 +741,7 @@ version = "0.3.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "kernel32-sys 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "regex 0.1.51 (registry+https://github.com/rust-lang/crates.io-index)",
+ "regex 0.1.55 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -1388,7 +1388,7 @@ dependencies = [
  "log 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "plugins 0.0.1",
  "profile_traits 0.0.1",
- "regex 0.1.51 (registry+https://github.com/rust-lang/crates.io-index)",
+ "regex 0.1.55 (registry+https://github.com/rust-lang/crates.io-index)",
  "task_info 0.0.1",
  "time 0.1.34 (registry+https://github.com/rust-lang/crates.io-index)",
  "util 0.0.1",
@@ -1474,18 +1474,18 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "regex"
-version = "0.1.51"
+version = "0.1.55"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "aho-corasick 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "memchr 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)",
- "regex-syntax 0.2.3 (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 = "0.2.3"
+version = "0.2.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]