diff --git a/testing/web-platform/tests/css/motion/offset-path-coord-box-001.html b/testing/web-platform/tests/css/motion/offset-path-coord-box-001.html
index d8392607569d0..d4e903e69dfc5 100644
--- a/testing/web-platform/tests/css/motion/offset-path-coord-box-001.html
+++ b/testing/web-platform/tests/css/motion/offset-path-coord-box-001.html
@@ -1,6 +1,7 @@
CSS Motion Path test: <coord-box> <border-box>
+