diff --git a/tests/ref/basic.list b/tests/ref/basic.list
index 3f6160d04b8..dba5a3d4287 100644
--- a/tests/ref/basic.list
+++ b/tests/ref/basic.list
@@ -281,7 +281,6 @@ resolution=300x300,device-pixel-ratio=2 != pixel_snapping_position_a.html pixel_
== root_height_a.html root_height_b.html
== root_margin_collapse_a.html root_margin_collapse_b.html
== root_pseudo_a.html root_pseudo_b.html
-== rtl_body.html rtl_body_ref.html
# text_decoration_propagation_a.html text_decoration_propagation_b.html
!= text_decoration_smoke_a.html text_decoration_smoke_ref.html
!= text_decoration_underline_subpx_a.html text_decoration_underline_subpx_ref.html
diff --git a/tests/wpt/mozilla/meta/MANIFEST.json b/tests/wpt/mozilla/meta/MANIFEST.json
index 16b248f5fe9..d6b40623f7e 100644
--- a/tests/wpt/mozilla/meta/MANIFEST.json
+++ b/tests/wpt/mozilla/meta/MANIFEST.json
@@ -683,6 +683,18 @@
"url": "/_mozilla/css/flex_nochild.html"
}
],
+ "css/rtl_body.html": [
+ {
+ "path": "css/rtl_body.html",
+ "references": [
+ [
+ "/_mozilla/css/rtl_body_ref.html",
+ "=="
+ ]
+ ],
+ "url": "/_mozilla/css/rtl_body.html"
+ }
+ ],
"css/rtl_float_a.html": [
{
"path": "css/rtl_float_a.html",
@@ -2916,6 +2928,18 @@
"url": "/_mozilla/css/flex_nochild.html"
}
],
+ "css/rtl_body.html": [
+ {
+ "path": "css/rtl_body.html",
+ "references": [
+ [
+ "/_mozilla/css/rtl_body_ref.html",
+ "=="
+ ]
+ ],
+ "url": "/_mozilla/css/rtl_body.html"
+ }
+ ],
"css/rtl_float_a.html": [
{
"path": "css/rtl_float_a.html",
diff --git a/tests/ref/rtl_body.html b/tests/wpt/mozilla/tests/css/rtl_body.html
similarity index 82%
rename from tests/ref/rtl_body.html
rename to tests/wpt/mozilla/tests/css/rtl_body.html
index 691231c1daa..2df16f4858c 100644
--- a/tests/ref/rtl_body.html
+++ b/tests/wpt/mozilla/tests/css/rtl_body.html
@@ -1,4 +1,5 @@
+