diff --git a/components/style/properties/helpers/animated_properties.mako.rs b/components/style/properties/helpers/animated_properties.mako.rs
index 8a035c8c8b9..8839a58cda8 100644
--- a/components/style/properties/helpers/animated_properties.mako.rs
+++ b/components/style/properties/helpers/animated_properties.mako.rs
@@ -262,7 +262,7 @@ impl AnimatedProperty {
             % for prop in data.longhands:
                 % if prop.animatable:
                     AnimatedProperty::${prop.camel_case}(ref from, ref to) => {
-                        // https://w3c.github.io/web-animations/#discrete-animation-type
+                        // https://drafts.csswg.org/web-animations/#discrete-animation-type
                         % if prop.animation_value_type == "discrete":
                             let value = if progress < 0.5 { from.clone() } else { to.clone() };
                         % else:
@@ -2833,7 +2833,7 @@ impl ComputeSquaredDistance for AnimatedFilterList {
 ///
 ///   border-top-color, border-color, border-top, border
 ///
-/// [property-order] https://w3c.github.io/web-animations/#calculating-computed-keyframes
+/// [property-order] https://drafts.csswg.org/web-animations/#calculating-computed-keyframes
 #[cfg(feature = "gecko")]
 pub fn compare_property_priority(a: &PropertyId, b: &PropertyId) -> cmp::Ordering {
     match (a.as_shorthand(), b.as_shorthand()) {
diff --git a/components/style/values/animated/mod.rs b/components/style/values/animated/mod.rs
index 565295b2c31..f7100bf77c8 100644
--- a/components/style/values/animated/mod.rs
+++ b/components/style/values/animated/mod.rs
@@ -48,15 +48,15 @@ pub trait Animate: Sized {
 
 /// An animation procedure.
 ///
-/// <https://w3c.github.io/web-animations/#procedures-for-animating-properties>
+/// <https://drafts.csswg.org/web-animations/#procedures-for-animating-properties>
 #[allow(missing_docs)]
 #[derive(Clone, Copy, Debug, PartialEq)]
 pub enum Procedure {
-    /// <https://w3c.github.io/web-animations/#animation-interpolation>
+    /// <https://drafts.csswg.org/web-animations/#animation-interpolation>
     Interpolate { progress: f64 },
-    /// <https://w3c.github.io/web-animations/#animation-addition>
+    /// <https://drafts.csswg.org/web-animations/#animation-addition>
     Add,
-    /// <https://w3c.github.io/web-animations/#animation-accumulation>
+    /// <https://drafts.csswg.org/web-animations/#animation-accumulation>
     Accumulate { count: u64 },
 }