diff --git a/tests/ref/basic.list b/tests/ref/basic.list
index 28ec8f3c90e..fb1d1867ab4 100644
--- a/tests/ref/basic.list
+++ b/tests/ref/basic.list
@@ -138,7 +138,7 @@ experimental == flex_row_direction.html flex_row_direction_ref.html
== iframe/simple_inline_width_height.html iframe/simple_inline_width_height_ref.html
== iframe/simple_inline_width_percentage.html iframe/simple_inline_width_percentage_ref.html
== iframe/size_attributes.html iframe/size_attributes_ref.html
-experimental == iframe/size_attributes_vertical_writing_mode.html iframe/size_attributes_ref.html
+experimental == iframe/size_attributes_vertical_writing_mode.html iframe/size_attributes_vertical_writing_mode_ref.html
== iframe/stacking_context.html iframe/stacking_context_ref.html
!= image_rendering_auto_a.html image_rendering_pixelated_a.html
diff --git a/tests/ref/iframe/size_attributes_vertical_writing_mode.html b/tests/ref/iframe/size_attributes_vertical_writing_mode.html
index 1c35036b6c5..c6b69388573 100644
--- a/tests/ref/iframe/size_attributes_vertical_writing_mode.html
+++ b/tests/ref/iframe/size_attributes_vertical_writing_mode.html
@@ -7,9 +7,7 @@ body {
}
iframe {
- writing-mode: vertical-lr;
- position: relative;
- top: 104px;
+ writing-mode: vertical-rl;
}
diff --git a/tests/ref/iframe/size_attributes_vertical_writing_mode_ref.html b/tests/ref/iframe/size_attributes_vertical_writing_mode_ref.html
new file mode 100644
index 00000000000..076b13ef2f4
--- /dev/null
+++ b/tests/ref/iframe/size_attributes_vertical_writing_mode_ref.html
@@ -0,0 +1,19 @@
+
+
+
+
+
+
+
+
+
+