diff --git a/tests/ref/basic.list b/tests/ref/basic.list
index 9d8b57ad6de..1155d03579f 100644
--- a/tests/ref/basic.list
+++ b/tests/ref/basic.list
@@ -124,7 +124,6 @@ prefs:"layout.writing-mode.enabled" == iframe/size_attributes_vertical_writing_m
== inline_block_border_intrinsic_size_a.html inline_block_border_intrinsic_size_ref.html
== inline_block_margin_auto_a.html inline_block_margin_auto_ref.html
== inline_block_margin_auto_zero_a.html inline_block_margin_auto_zero_ref.html
-== inline_block_overflow_hidden_a.html inline_block_overflow_hidden_ref.html
== inline_block_parent_width.html inline_block_parent_width_ref.html
== inline_block_parent_width_percentage.html inline_block_parent_width_ref.html
# inline_border_a.html inline_border_b.html
diff --git a/tests/wpt/mozilla/meta/MANIFEST.json b/tests/wpt/mozilla/meta/MANIFEST.json
index f6e4622d656..110a28dd557 100644
--- a/tests/wpt/mozilla/meta/MANIFEST.json
+++ b/tests/wpt/mozilla/meta/MANIFEST.json
@@ -779,6 +779,18 @@
"url": "/_mozilla/css/inline_block_overflow.html"
}
],
+ "css/inline_block_overflow_hidden_a.html": [
+ {
+ "path": "css/inline_block_overflow_hidden_a.html",
+ "references": [
+ [
+ "/_mozilla/css/inline_block_overflow_hidden_ref.html",
+ "=="
+ ]
+ ],
+ "url": "/_mozilla/css/inline_block_overflow_hidden_a.html"
+ }
+ ],
"css/inline_block_parent_padding_a.html": [
{
"path": "css/inline_block_parent_padding_a.html",
@@ -4416,6 +4428,18 @@
"url": "/_mozilla/css/inline_block_overflow.html"
}
],
+ "css/inline_block_overflow_hidden_a.html": [
+ {
+ "path": "css/inline_block_overflow_hidden_a.html",
+ "references": [
+ [
+ "/_mozilla/css/inline_block_overflow_hidden_ref.html",
+ "=="
+ ]
+ ],
+ "url": "/_mozilla/css/inline_block_overflow_hidden_a.html"
+ }
+ ],
"css/inline_block_parent_padding_a.html": [
{
"path": "css/inline_block_parent_padding_a.html",
diff --git a/tests/ref/inline_block_overflow_hidden_a.html b/tests/wpt/mozilla/tests/css/inline_block_overflow_hidden_a.html
similarity index 66%
rename from tests/ref/inline_block_overflow_hidden_a.html
rename to tests/wpt/mozilla/tests/css/inline_block_overflow_hidden_a.html
index 088d536e4e0..09377e7d56f 100644
--- a/tests/ref/inline_block_overflow_hidden_a.html
+++ b/tests/wpt/mozilla/tests/css/inline_block_overflow_hidden_a.html
@@ -1,5 +1,6 @@
+This should be visible
diff --git a/tests/ref/inline_block_overflow_hidden_ref.html b/tests/wpt/mozilla/tests/css/inline_block_overflow_hidden_ref.html
similarity index 100%
rename from tests/ref/inline_block_overflow_hidden_ref.html
rename to tests/wpt/mozilla/tests/css/inline_block_overflow_hidden_ref.html