--- a/servo/components/style/matching.rs
+++ b/servo/components/style/matching.rs
@@ -1247,18 +1247,20 @@ pub trait MatchMethods : TElement {
     fn replace_rules(&self,
                      replacements: RestyleReplacements,
                      context: &StyleContext<Self>,
                      data: &mut ElementData)
                      -> bool {
         let mut result = false;
         result |= self.replace_rules_internal(replacements, context, data,
                                               CascadeVisitedMode::Unvisited);
-        result |= self.replace_rules_internal(replacements, context, data,
-                                              CascadeVisitedMode::Visited);
+        if !context.shared.traversal_flags.for_animation_only() {
+            result |= self.replace_rules_internal(replacements, context, data,
+                                                  CascadeVisitedMode::Visited);
+        }
         result
     }
 
     /// Updates the rule nodes without re-running selector matching, using just
     /// the rule tree, for a specific visited mode.
     ///
     /// Returns true if an !important rule was replaced.
     fn replace_rules_internal(&self,