diff --git a/tests/ref/basic.list b/tests/ref/basic.list
index 7059cb13a83..6864b286a28 100644
--- a/tests/ref/basic.list
+++ b/tests/ref/basic.list
@@ -52,7 +52,6 @@ prefs:"layout.flex-direction.enabled,layout.flex.enabled" == flex_column_directi
prefs:"layout.flex.enabled" == flex_row_direction.html flex_row_direction_ref.html
== float_clearance_a.html float_clearance_ref.html
== float_clearance_intrinsic_width_a.html float_clearance_intrinsic_width_ref.html
-== float_intrinsic_height.html float_intrinsic_height_ref.html
== float_intrinsic_width_a.html float_intrinsic_width_ref.html
== float_overflow_area_a.html float_overflow_area_ref.html
== float_positioned_pseudo_stacking_context.html float_positioned_pseudo_stacking_context_ref.html
diff --git a/tests/wpt/mozilla/meta/MANIFEST.json b/tests/wpt/mozilla/meta/MANIFEST.json
index 850d5b1cd93..392a67cd082 100644
--- a/tests/wpt/mozilla/meta/MANIFEST.json
+++ b/tests/wpt/mozilla/meta/MANIFEST.json
@@ -803,6 +803,18 @@
"url": "/_mozilla/css/flex_nochild.html"
}
],
+ "css/float_intrinsic_height.html": [
+ {
+ "path": "css/float_intrinsic_height.html",
+ "references": [
+ [
+ "/_mozilla/css/float_intrinsic_height_ref.html",
+ "=="
+ ]
+ ],
+ "url": "/_mozilla/css/float_intrinsic_height.html"
+ }
+ ],
"css/float_table_a.html": [
{
"path": "css/float_table_a.html",
@@ -4836,6 +4848,18 @@
"url": "/_mozilla/css/flex_nochild.html"
}
],
+ "css/float_intrinsic_height.html": [
+ {
+ "path": "css/float_intrinsic_height.html",
+ "references": [
+ [
+ "/_mozilla/css/float_intrinsic_height_ref.html",
+ "=="
+ ]
+ ],
+ "url": "/_mozilla/css/float_intrinsic_height.html"
+ }
+ ],
"css/float_table_a.html": [
{
"path": "css/float_table_a.html",
diff --git a/tests/ref/float_intrinsic_height.html b/tests/wpt/mozilla/tests/css/float_intrinsic_height.html
similarity index 86%
rename from tests/ref/float_intrinsic_height.html
rename to tests/wpt/mozilla/tests/css/float_intrinsic_height.html
index f349085d23c..62005640d5e 100644
--- a/tests/ref/float_intrinsic_height.html
+++ b/tests/wpt/mozilla/tests/css/float_intrinsic_height.html
@@ -1,6 +1,7 @@
+