diff --git a/tests/ref/basic.list b/tests/ref/basic.list
index c0587599d9e..d1c8b7dcb28 100644
--- a/tests/ref/basic.list
+++ b/tests/ref/basic.list
@@ -16,7 +16,6 @@ flaky_cpu == append_style_a.html append_style_b.html
resolution=300x300,device-pixel-ratio=2 != pixel_snapping_border_a.html pixel_snapping_border_ref.html
resolution=300x300,device-pixel-ratio=2 != pixel_snapping_position_a.html pixel_snapping_position_ref.html
# text_decoration_propagation_a.html text_decoration_propagation_b.html
-!= text_overflow_a.html text_overflow_ref.html
flaky_cpu,prefs:"layout.writing-mode.enabled" == vertical-lr-blocks.html vertical-lr-blocks_ref.html
resolution=800x600 == viewport_percentage_vmin_vmax.html viewport_percentage_vmin_vmax_a.html
# resolution=600x800 == viewport_percentage_vmin_vmax.html viewport_percentage_vmin_vmax_b.html
diff --git a/tests/wpt/mozilla/meta/MANIFEST.json b/tests/wpt/mozilla/meta/MANIFEST.json
index da86df98d0d..fe1558c6762 100644
--- a/tests/wpt/mozilla/meta/MANIFEST.json
+++ b/tests/wpt/mozilla/meta/MANIFEST.json
@@ -4423,6 +4423,18 @@
"url": "/_mozilla/css/text_justify_none_a.html"
}
],
+ "css/text_overflow_a.html": [
+ {
+ "path": "css/text_overflow_a.html",
+ "references": [
+ [
+ "/_mozilla/css/text_overflow_ref.html",
+ "!="
+ ]
+ ],
+ "url": "/_mozilla/css/text_overflow_a.html"
+ }
+ ],
"css/text_overflow_basic_a.html": [
{
"path": "css/text_overflow_basic_a.html",
@@ -10194,6 +10206,18 @@
"url": "/_mozilla/css/text_justify_none_a.html"
}
],
+ "css/text_overflow_a.html": [
+ {
+ "path": "css/text_overflow_a.html",
+ "references": [
+ [
+ "/_mozilla/css/text_overflow_ref.html",
+ "!="
+ ]
+ ],
+ "url": "/_mozilla/css/text_overflow_a.html"
+ }
+ ],
"css/text_overflow_basic_a.html": [
{
"path": "css/text_overflow_basic_a.html",
diff --git a/tests/ref/text_overflow_a.html b/tests/wpt/mozilla/tests/css/text_overflow_a.html
similarity index 86%
rename from tests/ref/text_overflow_a.html
rename to tests/wpt/mozilla/tests/css/text_overflow_a.html
index 70818c2b914..2a3ca5be0f7 100644
--- a/tests/ref/text_overflow_a.html
+++ b/tests/wpt/mozilla/tests/css/text_overflow_a.html
@@ -1,6 +1,7 @@
+