--- a/layout/reftests/svg/smil/style/reftest.list
+++ b/layout/reftests/svg/smil/style/reftest.list
@@ -26,17 +26,17 @@ fuzzy-if(skiaContent,1,550) == anim-css-
 fuzzy-if(skiaContent,1,550) == anim-css-fill-1-from-by-ident-hex.svg    anim-css-fill-1-ref.svg
 fuzzy-if(skiaContent,1,550) == anim-css-fill-1-from-to-hex-hex.svg      anim-css-fill-1-ref.svg
 fuzzy-if(skiaContent,1,550) == anim-css-fill-1-from-to-ident-ident.svg  anim-css-fill-1-ref.svg
 fuzzy-if(skiaContent,1,550) == anim-css-fill-1-to-ident-hex.svg         anim-css-fill-1-ref.svg
 fuzzy-if(skiaContent,1,550) == anim-css-fill-1-to-ident-ident.svg       anim-css-fill-1-ref.svg
 
 # 'fill' property, from/to/by, with 'currentColor' keyword
 fuzzy-if(skiaContent,1,550) == anim-css-fill-1-by-ident-curcol.svg      anim-css-fill-1-ref.svg
-fuzzy-if(skiaContent,1,550) == anim-css-fill-1-from-by-curcol-hex.svg   anim-css-fill-1-ref.svg
+fuzzy-if(winWidget,1,442) fuzzy-if(skiaContent,1,550) == anim-css-fill-1-from-by-curcol-hex.svg anim-css-fill-1-ref.svg
 fuzzy-if(skiaContent,1,550) == anim-css-fill-1-from-by-hex-curcol.svg   anim-css-fill-1-ref.svg
 fuzzy-if(skiaContent,1,550) == anim-css-fill-1-from-to-curcol-hex.svg   anim-css-fill-1-ref.svg
 fuzzy-if(skiaContent,1,550) == anim-css-fill-1-from-to-hex-curcol.svg   anim-css-fill-1-ref.svg
 fuzzy-if(skiaContent,1,550) == anim-css-fill-1-to-ident-curcol.svg      anim-css-fill-1-ref.svg
 
 # 'fill' property, paced calcMode
 == anim-css-fill-2-paced-rgb.svg            anim-css-fill-2-ref.svg