diff --git a/components/script/Cargo.toml b/components/script/Cargo.toml
index 8f6cc070382..8b5b4558a37 100644
--- a/components/script/Cargo.toml
+++ b/components/script/Cargo.toml
@@ -82,6 +82,7 @@ num = "0.1.24"
 rand = "0.3"
 phf = "0.7.13"
 phf_macros = "0.7.13"
+ref_filter_map = "1.0"
 ref_slice = "0.1.0"
 rustc-serialize = "0.3"
 selectors = {version = "0.5", features = ["heap_size"]}
diff --git a/components/script/dom/element.rs b/components/script/dom/element.rs
index 2949c1d2cca..3eec2575bc3 100644
--- a/components/script/dom/element.rs
+++ b/components/script/dom/element.rs
@@ -66,6 +66,7 @@ use html5ever::serialize::SerializeOpts;
 use html5ever::serialize::TraversalScope;
 use html5ever::serialize::TraversalScope::{ChildrenOnly, IncludeNode};
 use html5ever::tree_builder::{LimitedQuirks, NoQuirks, Quirks};
+use ref_filter_map::ref_filter_map;
 use selectors::matching::{DeclarationBlock, ElementFlags, matches};
 use selectors::matching::{HAS_SLOW_SELECTOR, HAS_EDGE_CHILD_SELECTOR, HAS_SLOW_SELECTOR_LATER_SIBLINGS};
 use selectors::matching::{common_style_affecting_attributes, rare_style_affecting_attributes};
@@ -751,7 +752,7 @@ impl Element {
     pub fn get_inline_style_declaration(&self,
                                         property: &Atom)
                                         -> Option<Ref<PropertyDeclaration>> {
-        Ref::filter_map(self.style_attribute.borrow(), |inline_declarations| {
+        ref_filter_map(self.style_attribute.borrow(), |inline_declarations| {
             inline_declarations.as_ref().and_then(|declarations| {
                 declarations.normal
                             .iter()
@@ -764,7 +765,7 @@ impl Element {
     pub fn get_important_inline_style_declaration(&self,
                                                   property: &Atom)
                                                   -> Option<Ref<PropertyDeclaration>> {
-        Ref::filter_map(self.style_attribute.borrow(), |inline_declarations| {
+        ref_filter_map(self.style_attribute.borrow(), |inline_declarations| {
             inline_declarations.as_ref().and_then(|declarations| {
                 declarations.important
                             .iter()
diff --git a/components/script/lib.rs b/components/script/lib.rs
index 7d703a39d03..007877ff3e9 100644
--- a/components/script/lib.rs
+++ b/components/script/lib.rs
@@ -59,6 +59,7 @@ extern crate phf;
 #[macro_use]
 extern crate profile_traits;
 extern crate rand;
+extern crate ref_filter_map;
 extern crate ref_slice;
 extern crate rustc_serialize;
 extern crate script_traits;
diff --git a/components/servo/Cargo.lock b/components/servo/Cargo.lock
index d9eae4afe11..c83166faab1 100644
--- a/components/servo/Cargo.lock
+++ b/components/servo/Cargo.lock
@@ -1601,6 +1601,11 @@ dependencies = [
  "rand 0.3.12 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "ref_filter_map"
+version = "1.0.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
 [[package]]
 name = "ref_slice"
 version = "0.1.0"
@@ -1677,6 +1682,7 @@ dependencies = [
  "plugins 0.0.1",
  "profile_traits 0.0.1",
  "rand 0.3.12 (registry+https://github.com/rust-lang/crates.io-index)",
+ "ref_filter_map 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "ref_slice 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustc-serialize 0.3.16 (registry+https://github.com/rust-lang/crates.io-index)",
  "script_traits 0.0.1",
diff --git a/ports/cef/Cargo.lock b/ports/cef/Cargo.lock
index 59023cfc13d..2996fb07506 100644
--- a/ports/cef/Cargo.lock
+++ b/ports/cef/Cargo.lock
@@ -1485,6 +1485,11 @@ dependencies = [
  "rand 0.3.12 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "ref_filter_map"
+version = "1.0.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
 [[package]]
 name = "ref_slice"
 version = "0.1.0"
@@ -1561,6 +1566,7 @@ dependencies = [
  "plugins 0.0.1",
  "profile_traits 0.0.1",
  "rand 0.3.12 (registry+https://github.com/rust-lang/crates.io-index)",
+ "ref_filter_map 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "ref_slice 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustc-serialize 0.3.16 (registry+https://github.com/rust-lang/crates.io-index)",
  "script_traits 0.0.1",
diff --git a/ports/gonk/Cargo.lock b/ports/gonk/Cargo.lock
index 83908d4d194..5bc03810572 100644
--- a/ports/gonk/Cargo.lock
+++ b/ports/gonk/Cargo.lock
@@ -1467,6 +1467,11 @@ dependencies = [
  "rand 0.3.12 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "ref_filter_map"
+version = "1.0.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
 [[package]]
 name = "ref_slice"
 version = "0.1.0"
@@ -1543,6 +1548,7 @@ dependencies = [
  "plugins 0.0.1",
  "profile_traits 0.0.1",
  "rand 0.3.12 (registry+https://github.com/rust-lang/crates.io-index)",
+ "ref_filter_map 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "ref_slice 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustc-serialize 0.3.16 (registry+https://github.com/rust-lang/crates.io-index)",
  "script_traits 0.0.1",