--- a/layout/reftests/css-transitions/reftest.list
+++ b/layout/reftests/css-transitions/reftest.list
@@ -1,9 +1,9 @@
 == transitions-inline-already-wrapped-1.html transitions-inline-ref.html
 == transitions-inline-already-wrapped-2.html transitions-inline-ref.html
 == transitions-inline-rewrap-1.html transitions-inline-ref.html
 == transitions-inline-rewrap-2.html transitions-inline-ref.html
 == stacking-context-opacity-lose-to-animation.html stacking-context-transition-ref.html
 == stacking-context-transform-lose-to-animation.html stacking-context-transition-ref.html
 == stacking-context-opacity-wins-over-important-style.html stacking-context-transition-ref.html
 == stacking-context-transform-wins-over-important-style.html stacking-context-transition-ref.html
-skip-if(stylo) == transition-and-animation-with-different-durations.html transition-and-animation-with-different-durations-ref.html
+== transition-and-animation-with-different-durations.html transition-and-animation-with-different-durations-ref.html