diff --git a/tests/ref/basic.list b/tests/ref/basic.list
index e43bb8db203..1ebed8f7cf7 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_cleared_float_a.html block_formatting_context_cleared_float_ref.html
 == block_formatting_context_complex_a.html block_formatting_context_complex_ref.html
 == block_formatting_context_containing_floats_a.html block_formatting_context_containing_floats_ref.html
 == block_formatting_context_float_placement_a.html block_formatting_context_float_placement_ref.html
diff --git a/tests/wpt/mozilla/meta/MANIFEST.json b/tests/wpt/mozilla/meta/MANIFEST.json
index 72acbf4843b..4eedc91a175 100644
--- a/tests/wpt/mozilla/meta/MANIFEST.json
+++ b/tests/wpt/mozilla/meta/MANIFEST.json
@@ -447,6 +447,18 @@
             "url": "/_mozilla/css/block_formatting_context_a.html"
           }
         ],
+        "css/block_formatting_context_cleared_float_a.html": [
+          {
+            "path": "css/block_formatting_context_cleared_float_a.html",
+            "references": [
+              [
+                "/_mozilla/css/block_formatting_context_cleared_float_ref.html",
+                "=="
+              ]
+            ],
+            "url": "/_mozilla/css/block_formatting_context_cleared_float_a.html"
+          }
+        ],
         "css/class-namespaces.html": [
           {
             "path": "css/class-namespaces.html",
@@ -1676,6 +1688,18 @@
           "url": "/_mozilla/css/block_formatting_context_a.html"
         }
       ],
+      "css/block_formatting_context_cleared_float_a.html": [
+        {
+          "path": "css/block_formatting_context_cleared_float_a.html",
+          "references": [
+            [
+              "/_mozilla/css/block_formatting_context_cleared_float_ref.html",
+              "=="
+            ]
+          ],
+          "url": "/_mozilla/css/block_formatting_context_cleared_float_a.html"
+        }
+      ],
       "css/class-namespaces.html": [
         {
           "path": "css/class-namespaces.html",
diff --git a/tests/ref/block_formatting_context_cleared_float_a.html b/tests/wpt/mozilla/tests/css/block_formatting_context_cleared_float_a.html
similarity index 86%
rename from tests/ref/block_formatting_context_cleared_float_a.html
rename to tests/wpt/mozilla/tests/css/block_formatting_context_cleared_float_a.html
index 495a09cc119..d91265b494d 100644
--- a/tests/ref/block_formatting_context_cleared_float_a.html
+++ b/tests/wpt/mozilla/tests/css/block_formatting_context_cleared_float_a.html
@@ -5,6 +5,7 @@
     Tests that block formatting context inline-size speculation works when the floats that impact
     the block formatting context are cleared.
 -->
+<link rel=match href=block_formatting_context_cleared_float_ref.html>
 <style>
 #a {
     background: silver;
diff --git a/tests/ref/block_formatting_context_cleared_float_ref.html b/tests/wpt/mozilla/tests/css/block_formatting_context_cleared_float_ref.html
similarity index 100%
rename from tests/ref/block_formatting_context_cleared_float_ref.html
rename to tests/wpt/mozilla/tests/css/block_formatting_context_cleared_float_ref.html