diff --git a/tests/ref/basic.list b/tests/ref/basic.list
index 29bb3e9a70a..ca5537d6e9a 100644
--- a/tests/ref/basic.list
+++ b/tests/ref/basic.list
@@ -255,7 +255,6 @@ resolution=300x300,device-pixel-ratio=2 != pixel_snapping_position_a.html pixel_
== position_abs_width_percentage_a.html position_abs_width_percentage_b.html
# commented out because multiple layers don't work with reftests --pcwalton
# == position_fixed_a.html position_fixed_b.html
-== position_fixed_background_color_a.html position_fixed_background_color_b.html
# == position_fixed_simple_a.html position_fixed_simple_b.html
# == position_fixed_static_y_a.html position_fixed_static_y_b.html
== position_fixed_tile_edge.html position_fixed_tile_edge_ref.html
diff --git a/tests/wpt/mozilla/meta/MANIFEST.json b/tests/wpt/mozilla/meta/MANIFEST.json
index a1a1db266cc..6636ea78b08 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/position_fixed_background_color_a.html": [
+ {
+ "path": "css/position_fixed_background_color_a.html",
+ "references": [
+ [
+ "/_mozilla/css/position_fixed_background_color_b.html",
+ "=="
+ ]
+ ],
+ "url": "/_mozilla/css/position_fixed_background_color_a.html"
+ }
+ ],
"css/position_fixed_overflow_a.html": [
{
"path": "css/position_fixed_overflow_a.html",
@@ -3144,6 +3156,18 @@
"url": "/_mozilla/css/flex_nochild.html"
}
],
+ "css/position_fixed_background_color_a.html": [
+ {
+ "path": "css/position_fixed_background_color_a.html",
+ "references": [
+ [
+ "/_mozilla/css/position_fixed_background_color_b.html",
+ "=="
+ ]
+ ],
+ "url": "/_mozilla/css/position_fixed_background_color_a.html"
+ }
+ ],
"css/position_fixed_overflow_a.html": [
{
"path": "css/position_fixed_overflow_a.html",
diff --git a/tests/ref/position_fixed_background_color_a.html b/tests/wpt/mozilla/tests/css/position_fixed_background_color_a.html
similarity index 60%
rename from tests/ref/position_fixed_background_color_a.html
rename to tests/wpt/mozilla/tests/css/position_fixed_background_color_a.html
index 64cf7a722bb..f10f1784838 100644
--- a/tests/ref/position_fixed_background_color_a.html
+++ b/tests/wpt/mozilla/tests/css/position_fixed_background_color_a.html
@@ -1,4 +1,5 @@
+
diff --git a/tests/ref/position_fixed_background_color_b.html b/tests/wpt/mozilla/tests/css/position_fixed_background_color_b.html
similarity index 100%
rename from tests/ref/position_fixed_background_color_b.html
rename to tests/wpt/mozilla/tests/css/position_fixed_background_color_b.html