--- a/layout/base/ServoRestyleManager.cpp
+++ b/layout/base/ServoRestyleManager.cpp
@@ -33,17 +33,18 @@ ServoRestyleManager::PostRestyleEvent(El
 
   if (aRestyleHint == 0 && !aMinChangeHint && !HasPendingRestyles()) {
     return; // Nothing to do.
   }
 
   // XXX This is a temporary hack to make style attribute change works.
   //     In the future, we should be able to use this hint directly.
   if (aRestyleHint & eRestyle_StyleAttribute) {
-    aRestyleHint |= eRestyle_Subtree;
+    aRestyleHint &= ~eRestyle_StyleAttribute;
+    aRestyleHint |= eRestyle_Self | eRestyle_Subtree;
   }
 
   // Note that unlike in Servo, we don't mark elements as dirty until we process
   // the restyle hints in ProcessPendingRestyles.
   if (aRestyleHint || aMinChangeHint) {
     ServoElementSnapshot* snapshot = SnapshotForElement(aElement);
     snapshot->AddExplicitRestyleHint(aRestyleHint);
     snapshot->AddExplicitChangeHint(aMinChangeHint);