--- a/servo/components/style/invalidation/stylesheets.rs
+++ b/servo/components/style/invalidation/stylesheets.rs
@@ -412,19 +412,23 @@ impl StylesheetInvalidationSet {
             Document(..) |
             Namespace(..) |
             Import(..) |
             Media(..) |
             Supports(..) => {
                 // Do nothing, relevant nested rules are visited as part of the
                 // iteration.
             }
-            FontFace(..) |
+            FontFace(..) => {
+                // Do nothing, @font-face doesn't affect computed style
+                // information. We'll restyle when the font face loads, if
+                // needed.
+            }
+            Keyframes(..) |
             CounterStyle(..) |
-            Keyframes(..) |
             Page(..) |
             Viewport(..) |
             FontFeatureValues(..) => {
                 debug!(" > Found unsupported rule, marking the whole subtree \
                        invalid.");
 
                 // TODO(emilio): Can we do better here?
                 //