diff --git a/tests/ref/basic.list b/tests/ref/basic.list
index b7d7e25a9a2..e10bfba722f 100644
--- a/tests/ref/basic.list
+++ b/tests/ref/basic.list
@@ -12,7 +12,6 @@ fragment=top != ../html/acid2.html acid2_ref.html
== acid1_a.html acid1_b.html
== acid2_noscroll.html acid2_ref_broken.html
flaky_cpu == append_style_a.html append_style_b.html
-== border_code_tag.html border_code_tag_ref.html
== border_collapse_missing_cell_a.html border_collapse_missing_cell_ref.html
== border_collapse_simple_a.html border_collapse_simple_ref.html
== border_radius_asymmetric_sizes_a.html border_radius_asymmetric_sizes_ref.html
diff --git a/tests/wpt/mozilla/meta/MANIFEST.json b/tests/wpt/mozilla/meta/MANIFEST.json
index 3f2849c18fb..6e6cd5392e7 100644
--- a/tests/wpt/mozilla/meta/MANIFEST.json
+++ b/tests/wpt/mozilla/meta/MANIFEST.json
@@ -635,6 +635,18 @@
"url": "/_mozilla/css/border_black_ridge.html"
}
],
+ "css/border_code_tag.html": [
+ {
+ "path": "css/border_code_tag.html",
+ "references": [
+ [
+ "/_mozilla/css/border_code_tag_ref.html",
+ "=="
+ ]
+ ],
+ "url": "/_mozilla/css/border_code_tag.html"
+ }
+ ],
"css/class-namespaces.html": [
{
"path": "css/class-namespaces.html",
@@ -2796,6 +2808,18 @@
"url": "/_mozilla/css/border_black_ridge.html"
}
],
+ "css/border_code_tag.html": [
+ {
+ "path": "css/border_code_tag.html",
+ "references": [
+ [
+ "/_mozilla/css/border_code_tag_ref.html",
+ "=="
+ ]
+ ],
+ "url": "/_mozilla/css/border_code_tag.html"
+ }
+ ],
"css/class-namespaces.html": [
{
"path": "css/class-namespaces.html",
diff --git a/tests/ref/border_code_tag.html b/tests/wpt/mozilla/tests/css/border_code_tag.html
similarity index 73%
rename from tests/ref/border_code_tag.html
rename to tests/wpt/mozilla/tests/css/border_code_tag.html
index 9e5a6479969..41a35862242 100644
--- a/tests/ref/border_code_tag.html
+++ b/tests/wpt/mozilla/tests/css/border_code_tag.html
@@ -1,5 +1,6 @@
+