diff --git a/components/layout/Cargo.toml b/components/layout/Cargo.toml
index f76de8afb60..6b7dabd9f15 100644
--- a/components/layout/Cargo.toml
+++ b/components/layout/Cargo.toml
@@ -33,7 +33,7 @@ range = {path = "../range"}
 rustc-serialize = "0.3"
 script_layout_interface = {path = "../script_layout_interface"}
 script_traits = {path = "../script_traits"}
-selectors = "0.13"
+selectors = "0.14"
 serde_derive = "0.8"
 smallvec = "0.1"
 string_cache = {version = "0.2.26", features = ["heap_size"]}
diff --git a/components/script/Cargo.toml b/components/script/Cargo.toml
index 6837f07e738..f8f0b8f0d4b 100644
--- a/components/script/Cargo.toml
+++ b/components/script/Cargo.toml
@@ -63,7 +63,7 @@ regex = "0.1.43"
 rustc-serialize = "0.3"
 script_layout_interface = {path = "../script_layout_interface"}
 script_traits = {path = "../script_traits"}
-selectors = "0.13"
+selectors = "0.14"
 serde = "0.8"
 smallvec = "0.1"
 string_cache = {version = "0.2.26", features = ["heap_size", "unstable"]}
diff --git a/components/script_layout_interface/Cargo.toml b/components/script_layout_interface/Cargo.toml
index 9edbd41c8f4..452972bd3dd 100644
--- a/components/script_layout_interface/Cargo.toml
+++ b/components/script_layout_interface/Cargo.toml
@@ -27,7 +27,7 @@ plugins = {path = "../plugins"}
 profile_traits = {path = "../profile_traits"}
 range = {path = "../range"}
 script_traits = {path = "../script_traits"}
-selectors = "0.13"
+selectors = "0.14"
 string_cache = {version = "0.2.26", features = ["heap_size"]}
 style = {path = "../style"}
 url = {version = "1.2", features = ["heap_size"]}
diff --git a/components/servo/Cargo.lock b/components/servo/Cargo.lock
index 211f46106ee..6366332b56a 100644
--- a/components/servo/Cargo.lock
+++ b/components/servo/Cargo.lock
@@ -1156,7 +1156,7 @@ dependencies = [
  "rustc-serialize 0.3.19 (registry+https://github.com/rust-lang/crates.io-index)",
  "script_layout_interface 0.0.1",
  "script_traits 0.0.1",
- "selectors 0.13.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "selectors 0.14.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_derive 0.8.12 (registry+https://github.com/rust-lang/crates.io-index)",
  "smallvec 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "string_cache 0.2.29 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1979,7 +1979,7 @@ dependencies = [
  "rustc-serialize 0.3.19 (registry+https://github.com/rust-lang/crates.io-index)",
  "script_layout_interface 0.0.1",
  "script_traits 0.0.1",
- "selectors 0.13.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "selectors 0.14.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 0.8.11 (registry+https://github.com/rust-lang/crates.io-index)",
  "smallvec 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "string_cache 0.2.29 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -2015,7 +2015,7 @@ dependencies = [
  "profile_traits 0.0.1",
  "range 0.0.1",
  "script_traits 0.0.1",
- "selectors 0.13.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "selectors 0.14.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "string_cache 0.2.29 (registry+https://github.com/rust-lang/crates.io-index)",
  "style 0.0.1",
  "url 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -2062,14 +2062,13 @@ dependencies = [
 
 [[package]]
 name = "selectors"
-version = "0.13.1"
+version = "0.14.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "bitflags 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "cssparser 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "fnv 1.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "matches 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "string_cache 0.2.29 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -2293,7 +2292,7 @@ dependencies = [
  "quickersort 2.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand 0.3.14 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustc-serialize 0.3.19 (registry+https://github.com/rust-lang/crates.io-index)",
- "selectors 0.13.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "selectors 0.14.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 0.8.11 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_derive 0.8.12 (registry+https://github.com/rust-lang/crates.io-index)",
  "smallvec 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -2316,7 +2315,7 @@ dependencies = [
  "owning_ref 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustc-serialize 0.3.19 (registry+https://github.com/rust-lang/crates.io-index)",
- "selectors 0.13.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "selectors 0.14.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "string_cache 0.2.29 (registry+https://github.com/rust-lang/crates.io-index)",
  "style 0.0.1",
  "style_traits 0.0.1",
@@ -2956,7 +2955,7 @@ dependencies = [
 "checksum rustc-serialize 0.3.19 (registry+https://github.com/rust-lang/crates.io-index)" = "6159e4e6e559c81bd706afe9c8fd68f547d3e851ce12e76b1de7914bab61691b"
 "checksum rustc_version 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)" = "c5f5376ea5e30ce23c03eb77cbe4962b988deead10910c372b226388b594c084"
 "checksum scoped_threadpool 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)" = "3ef399c8893e8cb7aa9696e895427fab3a6bf265977bb96e126f24ddd2cda85a"
-"checksum selectors 0.13.1 (registry+https://github.com/rust-lang/crates.io-index)" = "1f844a32e73a0d8e59a76036751fcb5581ca1ded4f2f2f3dc21720a80ba908af"
+"checksum selectors 0.14.0 (registry+https://github.com/rust-lang/crates.io-index)" = "a7f8d3498861f4486e7e1d5c56eabf2b0e461f92bcbf45a3ac30cae0f3d5cdd0"
 "checksum semver 0.1.20 (registry+https://github.com/rust-lang/crates.io-index)" = "d4f410fedcf71af0345d7607d246e7ad15faaadd49d240ee3b24e5dc21a820ac"
 "checksum serde 0.8.11 (registry+https://github.com/rust-lang/crates.io-index)" = "15db662ce4b837aac5731c52fe732d84a00f909763236289587cb7ca6985f6d8"
 "checksum serde_codegen 0.8.12 (registry+https://github.com/rust-lang/crates.io-index)" = "d9b64ecfe57712501e861b303982b549cfd56aed0ebf58823b36093d1807d69b"
diff --git a/components/style/Cargo.toml b/components/style/Cargo.toml
index 17872258f07..a7807220263 100644
--- a/components/style/Cargo.toml
+++ b/components/style/Cargo.toml
@@ -15,9 +15,8 @@ doctest = false
 [features]
 gecko = ["nsstring_vendor"]
 servo = ["serde/unstable", "serde", "serde_derive", "heapsize_plugin",
-         "style_traits/servo", "app_units/plugins",
+         "style_traits/servo", "app_units/plugins", "string_cache",
          "cssparser/heap_size", "cssparser/serde-serialization",
-         "selectors/unstable", "string_cache",
          "url/heap_size", "plugins", "parking_lot/nightly"]
 testing = []
 
@@ -46,7 +45,7 @@ parking_lot = "0.3.3"
 quickersort = "2.0.0"
 rand = "0.3"
 rustc-serialize = "0.3"
-selectors = "0.13"
+selectors = "0.14"
 serde = {version = "0.8", optional = true}
 serde_derive = {version = "0.8", optional = true}
 smallvec = "0.1"
diff --git a/components/style/gecko_string_cache/mod.rs b/components/style/gecko_string_cache/mod.rs
index baecd440a0f..adf2de22a47 100644
--- a/components/style/gecko_string_cache/mod.rs
+++ b/components/style/gecko_string_cache/mod.rs
@@ -9,8 +9,6 @@ use gecko_bindings::bindings::Gecko_Atomize;
 use gecko_bindings::bindings::Gecko_ReleaseAtom;
 use gecko_bindings::structs::nsIAtom;
 use heapsize::HeapSizeOf;
-use selectors::bloom::BloomHash;
-use selectors::parser::FromCowStr;
 use std::ascii::AsciiExt;
 use std::borrow::{Cow, Borrow};
 use std::char::{self, DecodeUtf16};
@@ -180,20 +178,6 @@ impl Atom {
     }
 }
 
-impl BloomHash for Atom {
-    #[inline]
-    fn bloom_hash(&self) -> u32 {
-        self.get_hash()
-    }
-}
-
-impl BloomHash for WeakAtom {
-    #[inline]
-    fn bloom_hash(&self) -> u32 {
-        self.get_hash()
-    }
-}
-
 impl Hash for Atom {
     fn hash<H>(&self, state: &mut H) where H: Hasher {
         state.write_u32(self.get_hash());
@@ -270,13 +254,6 @@ impl<'a> From<Cow<'a, str>> for Atom {
     }
 }
 
-impl FromCowStr for Atom {
-    #[inline]
-    fn from_cow_str(string: Cow<str>) -> Atom {
-        Atom::from(&*string)
-    }
-}
-
 impl From<String> for Atom {
     #[inline]
     fn from(string: String) -> Atom {
diff --git a/components/style/gecko_string_cache/namespace.rs b/components/style/gecko_string_cache/namespace.rs
index d51353c9fc9..b2f464db184 100644
--- a/components/style/gecko_string_cache/namespace.rs
+++ b/components/style/gecko_string_cache/namespace.rs
@@ -3,7 +3,6 @@
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 use gecko_bindings::structs::nsIAtom;
-use selectors::bloom::BloomHash;
 use std::borrow::Borrow;
 use std::fmt;
 use std::ops::Deref;
@@ -16,6 +15,8 @@ macro_rules! ns {
 
 #[derive(Debug, PartialEq, Eq, Clone, Default, Hash)]
 pub struct Namespace(pub Atom);
+
+#[derive(Hash)]
 pub struct WeakNamespace(WeakAtom);
 
 impl Deref for Namespace {
@@ -64,17 +65,3 @@ impl PartialEq for WeakNamespace {
         weak == other
     }
 }
-
-impl BloomHash for Namespace {
-    #[inline]
-    fn bloom_hash(&self) -> u32 {
-        self.0.get_hash()
-    }
-}
-
-impl BloomHash for WeakNamespace {
-    #[inline]
-    fn bloom_hash(&self) -> u32 {
-        self.0.get_hash()
-    }
-}
diff --git a/ports/cef/Cargo.lock b/ports/cef/Cargo.lock
index 1e44021bfbf..1d5861ce23d 100644
--- a/ports/cef/Cargo.lock
+++ b/ports/cef/Cargo.lock
@@ -1063,7 +1063,7 @@ dependencies = [
  "rustc-serialize 0.3.19 (registry+https://github.com/rust-lang/crates.io-index)",
  "script_layout_interface 0.0.1",
  "script_traits 0.0.1",
- "selectors 0.13.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "selectors 0.14.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_derive 0.8.12 (registry+https://github.com/rust-lang/crates.io-index)",
  "smallvec 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "string_cache 0.2.29 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1830,7 +1830,7 @@ dependencies = [
  "rustc-serialize 0.3.19 (registry+https://github.com/rust-lang/crates.io-index)",
  "script_layout_interface 0.0.1",
  "script_traits 0.0.1",
- "selectors 0.13.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "selectors 0.14.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 0.8.11 (registry+https://github.com/rust-lang/crates.io-index)",
  "smallvec 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "string_cache 0.2.29 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1866,7 +1866,7 @@ dependencies = [
  "profile_traits 0.0.1",
  "range 0.0.1",
  "script_traits 0.0.1",
- "selectors 0.13.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "selectors 0.14.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "string_cache 0.2.29 (registry+https://github.com/rust-lang/crates.io-index)",
  "style 0.0.1",
  "url 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1903,14 +1903,13 @@ dependencies = [
 
 [[package]]
 name = "selectors"
-version = "0.13.1"
+version = "0.14.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "bitflags 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "cssparser 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "fnv 1.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "matches 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "string_cache 0.2.29 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -2176,7 +2175,7 @@ dependencies = [
  "quickersort 2.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand 0.3.14 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustc-serialize 0.3.19 (registry+https://github.com/rust-lang/crates.io-index)",
- "selectors 0.13.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "selectors 0.14.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 0.8.11 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_derive 0.8.12 (registry+https://github.com/rust-lang/crates.io-index)",
  "smallvec 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -2808,7 +2807,7 @@ dependencies = [
 "checksum rustc-serialize 0.3.19 (registry+https://github.com/rust-lang/crates.io-index)" = "6159e4e6e559c81bd706afe9c8fd68f547d3e851ce12e76b1de7914bab61691b"
 "checksum rustc_version 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)" = "c5f5376ea5e30ce23c03eb77cbe4962b988deead10910c372b226388b594c084"
 "checksum scoped_threadpool 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)" = "3ef399c8893e8cb7aa9696e895427fab3a6bf265977bb96e126f24ddd2cda85a"
-"checksum selectors 0.13.1 (registry+https://github.com/rust-lang/crates.io-index)" = "1f844a32e73a0d8e59a76036751fcb5581ca1ded4f2f2f3dc21720a80ba908af"
+"checksum selectors 0.14.0 (registry+https://github.com/rust-lang/crates.io-index)" = "a7f8d3498861f4486e7e1d5c56eabf2b0e461f92bcbf45a3ac30cae0f3d5cdd0"
 "checksum semver 0.1.20 (registry+https://github.com/rust-lang/crates.io-index)" = "d4f410fedcf71af0345d7607d246e7ad15faaadd49d240ee3b24e5dc21a820ac"
 "checksum serde 0.8.11 (registry+https://github.com/rust-lang/crates.io-index)" = "15db662ce4b837aac5731c52fe732d84a00f909763236289587cb7ca6985f6d8"
 "checksum serde_codegen 0.8.12 (registry+https://github.com/rust-lang/crates.io-index)" = "d9b64ecfe57712501e861b303982b549cfd56aed0ebf58823b36093d1807d69b"
diff --git a/ports/geckolib/Cargo.lock b/ports/geckolib/Cargo.lock
index b8ab9212803..330d42ca439 100644
--- a/ports/geckolib/Cargo.lock
+++ b/ports/geckolib/Cargo.lock
@@ -11,7 +11,7 @@ dependencies = [
  "log 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "num_cpus 0.2.13 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "selectors 0.13.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "selectors 0.14.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "style 0.0.1",
  "style_traits 0.0.1",
  "stylo_tests 0.0.1",
@@ -56,14 +56,6 @@ dependencies = [
  "matches 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
-[[package]]
-name = "debug_unreachable"
-version = "0.1.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "unreachable 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
 [[package]]
 name = "deque"
 version = "0.3.1"
@@ -275,20 +267,6 @@ dependencies = [
  "winapi 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
-[[package]]
-name = "phf_generator"
-version = "0.7.16"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "phf_shared 0.7.16 (registry+https://github.com/rust-lang/crates.io-index)",
- "rand 0.3.14 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
-[[package]]
-name = "phf_shared"
-version = "0.7.16"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-
 [[package]]
 name = "quickersort"
 version = "2.1.0"
@@ -330,14 +308,13 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "selectors"
-version = "0.13.1"
+version = "0.14.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "bitflags 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "cssparser 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "fnv 1.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "matches 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "string_cache 0.2.29 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -350,18 +327,6 @@ name = "smallvec"
 version = "0.1.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
-[[package]]
-name = "string_cache"
-version = "0.2.29"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "debug_unreachable 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "lazy_static 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "phf_generator 0.7.16 (registry+https://github.com/rust-lang/crates.io-index)",
- "phf_shared 0.7.16 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 0.8.11 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
 [[package]]
 name = "style"
 version = "0.0.1"
@@ -390,7 +355,7 @@ dependencies = [
  "quickersort 2.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand 0.3.14 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustc-serialize 0.3.19 (registry+https://github.com/rust-lang/crates.io-index)",
- "selectors 0.13.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "selectors 0.14.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "smallvec 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "style_traits 0.0.1",
  "time 0.1.35 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -424,7 +389,7 @@ dependencies = [
  "log 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "num_cpus 0.2.13 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "selectors 0.13.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "selectors 0.14.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "style 0.0.1",
  "style_traits 0.0.1",
  "url 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -549,7 +514,6 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 "checksum bitflags 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)" = "aad18937a628ec6abcd26d1489012cc0e18c21798210f491af69ded9b881106d"
 "checksum cfg-if 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "de1e760d7b6535af4241fca8bd8adf68e2e7edacc6b29f5d399050c5e48cf88c"
 "checksum cssparser 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)" = "8175947c6e986d7578e64c33c76f6dd47884265e9cad2f4d28f76f257f433282"
-"checksum debug_unreachable 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "9a032eac705ca39214d169f83e3d3da290af06d8d1d344d1baad2fd002dca4b3"
 "checksum deque 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)" = "1614659040e711785ed8ea24219140654da1729f3ec8a47a9719d041112fe7bf"
 "checksum encoding 0.2.33 (registry+https://github.com/rust-lang/crates.io-index)" = "6b0d943856b990d12d3b55b359144ff341533e516d94098b1d3fc1ac666d36ec"
 "checksum encoding-index-japanese 1.20141219.5 (registry+https://github.com/rust-lang/crates.io-index)" = "04e8b2ff42e9a05335dbf8b5c6f7567e5591d0d916ccef4e0b1710d32a0d0c91"
@@ -577,17 +541,14 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 "checksum owning_ref 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)" = "8d91377085359426407a287ab16884a0111ba473aa6844ff01d4ec20ce3d75e7"
 "checksum parking_lot 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)" = "3562f3de7bdff194212be82366abf5c6565aff8a433b71c53c63d0e7c9913878"
 "checksum parking_lot_core 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)" = "06f24c980718110494e9cfb7db7438895c3f54505101bb6170329d5e43a53f64"
-"checksum phf_generator 0.7.16 (registry+https://github.com/rust-lang/crates.io-index)" = "04b5ea825e28cb6efd89d9133b129b2003b45a221aeda025509b125b00ecb7c4"
-"checksum phf_shared 0.7.16 (registry+https://github.com/rust-lang/crates.io-index)" = "2c43b5dbe94d31f1f4ed45c50bb06d70e72fd53f15422b0a915b5c237e130dd6"
 "checksum quickersort 2.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "e952ea7699262481636004bc4ab8afaccf2bc13f91b79d1aee6617bd8fc39651"
 "checksum rand 0.3.14 (registry+https://github.com/rust-lang/crates.io-index)" = "2791d88c6defac799c3f20d74f094ca33b9332612d9aef9078519c82e4fe04a5"
 "checksum regex 0.1.76 (registry+https://github.com/rust-lang/crates.io-index)" = "63b49f873f36ddc838d773972511e5fed2ef7350885af07d58e2f48ce8073dcd"
 "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 selectors 0.13.1 (registry+https://github.com/rust-lang/crates.io-index)" = "1f844a32e73a0d8e59a76036751fcb5581ca1ded4f2f2f3dc21720a80ba908af"
+"checksum selectors 0.14.0 (registry+https://github.com/rust-lang/crates.io-index)" = "a7f8d3498861f4486e7e1d5c56eabf2b0e461f92bcbf45a3ac30cae0f3d5cdd0"
 "checksum serde 0.8.11 (registry+https://github.com/rust-lang/crates.io-index)" = "15db662ce4b837aac5731c52fe732d84a00f909763236289587cb7ca6985f6d8"
 "checksum smallvec 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)" = "fcc8d19212aacecf95e4a7a2179b26f7aeb9732a915cf01f05b0d3e044865410"
-"checksum string_cache 0.2.29 (registry+https://github.com/rust-lang/crates.io-index)" = "f585562982abf1301fa97bd2226a3c4c5712b8beb9bcd16ed72b5e96810f8657"
 "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 time 0.1.35 (registry+https://github.com/rust-lang/crates.io-index)" = "3c7ec6d62a20df54e07ab3b78b9a3932972f4b7981de295563686849eb3989af"
diff --git a/ports/geckolib/Cargo.toml b/ports/geckolib/Cargo.toml
index ebe538fabb9..5cfa60cbc49 100644
--- a/ports/geckolib/Cargo.toml
+++ b/ports/geckolib/Cargo.toml
@@ -19,7 +19,7 @@ libc = "0.2"
 log = {version = "0.3.5", features = ["release_max_level_info"]}
 num_cpus = "0.2.2"
 parking_lot = "0.3"
-selectors = "0.13"
+selectors = "0.14"
 style = {path = "../../components/style", features = ["gecko"]}
 style_traits = {path = "../../components/style_traits"}
 url = "1.2"
diff --git a/tests/unit/style/Cargo.toml b/tests/unit/style/Cargo.toml
index fbd9edc3bb3..487105d8dcb 100644
--- a/tests/unit/style/Cargo.toml
+++ b/tests/unit/style/Cargo.toml
@@ -16,7 +16,7 @@ euclid = "0.10.1"
 owning_ref = "0.2.2"
 parking_lot = "0.3"
 rustc-serialize = "0.3"
-selectors = "0.13"
+selectors = "0.14"
 string_cache = {version = "0.2.26", features = ["heap_size"]}
 style = {path = "../../../components/style"}
 style_traits = {path = "../../../components/style_traits"}
diff --git a/tests/unit/stylo/Cargo.toml b/tests/unit/stylo/Cargo.toml
index 87dc62cd042..44a642a2aee 100644
--- a/tests/unit/stylo/Cargo.toml
+++ b/tests/unit/stylo/Cargo.toml
@@ -21,7 +21,7 @@ libc = "0.2"
 log = {version = "0.3.5", features = ["release_max_level_info"]}
 num_cpus = "0.2.2"
 parking_lot = "0.3"
-selectors = "0.13"
+selectors = "0.14"
 url = "1.2"
 style_traits = {path = "../../../components/style_traits"}
 geckoservo = {path = "../../../ports/geckolib"}