diff --git a/Tests/LibWeb/Ref/css-attr-basic.html b/Tests/LibWeb/Ref/css-attr-basic.html
new file mode 100644
index 00000000000..c5088fcf3be
--- /dev/null
+++ b/Tests/LibWeb/Ref/css-attr-basic.html
@@ -0,0 +1,7 @@
+
+
+
diff --git a/Tests/LibWeb/Ref/css-attr-fallback.html b/Tests/LibWeb/Ref/css-attr-fallback.html
new file mode 100644
index 00000000000..cdeb17dfef1
--- /dev/null
+++ b/Tests/LibWeb/Ref/css-attr-fallback.html
@@ -0,0 +1,7 @@
+
+
+
diff --git a/Tests/LibWeb/Ref/css-attr-ref.html b/Tests/LibWeb/Ref/css-attr-ref.html
new file mode 100644
index 00000000000..7486fd8a213
--- /dev/null
+++ b/Tests/LibWeb/Ref/css-attr-ref.html
@@ -0,0 +1,2 @@
+
+Well, hello friends!
diff --git a/Tests/LibWeb/Ref/manifest.json b/Tests/LibWeb/Ref/manifest.json
index 369d8751ccc..fe5d303f0c9 100644
--- a/Tests/LibWeb/Ref/manifest.json
+++ b/Tests/LibWeb/Ref/manifest.json
@@ -2,6 +2,8 @@
"clip.html": "clip-ref.html",
"clip-abspos-children.html": "clip-abspos-children-ref.html",
"css-any-link-selector.html": "css-any-link-selector-ref.html",
+ "css-attr-basic.html": "css-attr-ref.html",
+ "css-attr-fallback.html": "css-attr-ref.html",
"css-gradient-currentcolor.html": "css-gradient-currentcolor-ref.html",
"css-gradients.html": "css-gradients-ref.html",
"css-invalid-var.html": "css-invalid-var-ref.html",