diff --git a/components/style/properties/longhand/inherited_svg.mako.rs b/components/style/properties/longhand/inherited_svg.mako.rs
index c1ae5365bf2..613385b08ae 100644
--- a/components/style/properties/longhand/inherited_svg.mako.rs
+++ b/components/style/properties/longhand/inherited_svg.mako.rs
@@ -66,7 +66,6 @@ ${helpers.predefined_type(
     "stroke-width", "SVGWidth",
     "::values::computed::NonNegativeLength::new(1.).into()",
     products="gecko",
-    boxed="True",
     animation_value_type="::values::computed::SVGWidth",
     spec="https://www.w3.org/TR/SVG2/painting.html#StrokeWidth")}
 
@@ -101,7 +100,6 @@ ${helpers.predefined_type(
     "stroke-dashoffset", "SVGLength",
     "Au(0).into()",
     products="gecko",
-    boxed="True",
     animation_value_type="ComputedValue",
     spec="https://www.w3.org/TR/SVG2/painting.html#StrokeDashing")}
 
diff --git a/components/style/properties/longhand/pointing.mako.rs b/components/style/properties/longhand/pointing.mako.rs
index f062272ff45..8aaae3dfb87 100644
--- a/components/style/properties/longhand/pointing.mako.rs
+++ b/components/style/properties/longhand/pointing.mako.rs
@@ -177,7 +177,6 @@ ${helpers.predefined_type(
     "Either::Second(Auto)",
     spec="https://drafts.csswg.org/css-ui/#caret-color",
     animation_value_type="Either<AnimatedColor, Auto>",
-    boxed=True,
     ignored_when_colors_disabled=True,
     products="gecko",
 )}
diff --git a/tests/unit/stylo/size_of.rs b/tests/unit/stylo/size_of.rs
index a6e7d5e7c7c..53315795494 100644
--- a/tests/unit/stylo/size_of.rs
+++ b/tests/unit/stylo/size_of.rs
@@ -57,5 +57,5 @@ size_of_test!(test_size_of_specified_image, specified::image::Image, 40);
 
 // FIXME(bz): These can shrink if we move the None_ value inside the
 // enum instead of paying an extra word for the Either discriminant.
-size_of_test!(test_size_of_computed_image_layer, computed::image::ImageLayer, 48);
-size_of_test!(test_size_of_specified_image_layer, specified::image::ImageLayer, 48);
+size_of_test!(test_size_of_computed_image_layer, computed::image::ImageLayer, 40);
+size_of_test!(test_size_of_specified_image_layer, specified::image::ImageLayer, 40);