diff --git a/components/script/dom/attr.rs b/components/script/dom/attr.rs
index a9f832b97bb..cd1a98ad799 100644
--- a/components/script/dom/attr.rs
+++ b/components/script/dom/attr.rs
@@ -238,6 +238,7 @@ pub trait AttrHelpersForLayout<'dom> {
     fn as_str(self) -> &'dom str;
     fn as_tokens(self) -> Option<&'dom [Atom]>;
     fn local_name(self) -> &'dom LocalName;
+    fn namespace(self) -> &'dom Namespace;
 }
 
 #[allow(unsafe_code)]
@@ -265,4 +266,9 @@ impl<'dom> AttrHelpersForLayout<'dom> for LayoutDom<'dom, Attr> {
     fn local_name(self) -> &'dom LocalName {
         unsafe { &self.unsafe_get().identifier.local_name }
     }
+
+    #[inline]
+    fn namespace(self) -> &'dom Namespace {
+        unsafe { &self.unsafe_get().identifier.namespace }
+    }
 }
diff --git a/components/script/dom/element.rs b/components/script/dom/element.rs
index 6875d302e67..7d167bf2574 100644
--- a/components/script/dom/element.rs
+++ b/components/script/dom/element.rs
@@ -578,7 +578,7 @@ pub unsafe fn get_attr_for_layout<'dom>(
         .iter()
         .find(|attr| {
             let attr = attr.to_layout();
-            name == attr.local_name() && (*attr.unsafe_get()).namespace() == namespace
+            name == attr.local_name() && namespace == attr.namespace()
         })
         .map(|attr| attr.to_layout())
 }