diff --git a/tests/ref/basic.list b/tests/ref/basic.list
index aac0fe88fa1..b71a824a2be 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
-== block_formatting_context_relative_a.html block_formatting_context_ref.html
== block_formatting_context_translation_a.html block_formatting_context_translation_ref.html
== block_formatting_context_with_margin_a.html block_formatting_context_with_margin_ref.html
== block_image.html 500x300_green.html
diff --git a/tests/ref/block_formatting_context_ref.html b/tests/ref/block_formatting_context_ref.html
deleted file mode 100644
index 55b4e3a6fb2..00000000000
--- a/tests/ref/block_formatting_context_ref.html
+++ /dev/null
@@ -1,7 +0,0 @@
-
-
-
- 4913
- RIP Richard Kiel
-
-
diff --git a/tests/wpt/mozilla/meta/MANIFEST.json b/tests/wpt/mozilla/meta/MANIFEST.json
index f4ea6e4e62e..a7204f9ce0f 100644
--- a/tests/wpt/mozilla/meta/MANIFEST.json
+++ b/tests/wpt/mozilla/meta/MANIFEST.json
@@ -519,6 +519,18 @@
"url": "/_mozilla/css/block_formatting_context_overflow_a.html"
}
],
+ "css/block_formatting_context_relative_a.html": [
+ {
+ "path": "css/block_formatting_context_relative_a.html",
+ "references": [
+ [
+ "/_mozilla/css/block_formatting_context_ref.html",
+ "=="
+ ]
+ ],
+ "url": "/_mozilla/css/block_formatting_context_relative_a.html"
+ }
+ ],
"css/class-namespaces.html": [
{
"path": "css/class-namespaces.html",
@@ -1820,6 +1832,18 @@
"url": "/_mozilla/css/block_formatting_context_overflow_a.html"
}
],
+ "css/block_formatting_context_relative_a.html": [
+ {
+ "path": "css/block_formatting_context_relative_a.html",
+ "references": [
+ [
+ "/_mozilla/css/block_formatting_context_ref.html",
+ "=="
+ ]
+ ],
+ "url": "/_mozilla/css/block_formatting_context_relative_a.html"
+ }
+ ],
"css/class-namespaces.html": [
{
"path": "css/class-namespaces.html",
diff --git a/tests/ref/block_formatting_context_relative_a.html b/tests/wpt/mozilla/tests/css/block_formatting_context_relative_a.html
similarity index 74%
rename from tests/ref/block_formatting_context_relative_a.html
rename to tests/wpt/mozilla/tests/css/block_formatting_context_relative_a.html
index 3e8c6b66df4..fc399cfa7ad 100644
--- a/tests/ref/block_formatting_context_relative_a.html
+++ b/tests/wpt/mozilla/tests/css/block_formatting_context_relative_a.html
@@ -1,5 +1,6 @@
+
4913
RIP Richard Kiel