diff --git a/components/canvas/canvas_data.rs b/components/canvas/canvas_data.rs
index ab30dbe97411..2b993d62bab8 100644
--- a/components/canvas/canvas_data.rs
+++ b/components/canvas/canvas_data.rs
@@ -798,7 +798,10 @@ impl<'a> CanvasData<'a> {
     pub fn arc_to(&mut self, cp1: &Point2D<f32>, cp2: &Point2D<f32>, radius: f32) {
         let cp0 = match self.path_builder().current_point() {
             Some(p) => p,
-            None => return,
+            None => {
+                self.path_builder().move_to(cp1);
+                cp1.clone()
+            },
         };
         let cp1 = *cp1;
         let cp2 = *cp2;
diff --git a/tests/wpt/metadata/2dcontext/path-objects/2d.path.arcTo.ensuresubpath.2.html.ini b/tests/wpt/metadata/2dcontext/path-objects/2d.path.arcTo.ensuresubpath.2.html.ini
deleted file mode 100644
index 72a5d82aa29a..000000000000
--- a/tests/wpt/metadata/2dcontext/path-objects/2d.path.arcTo.ensuresubpath.2.html.ini
+++ /dev/null
@@ -1,4 +0,0 @@
-[2d.path.arcTo.ensuresubpath.2.html]
-  [If there is no subpath, the first control point is added]
-    expected: FAIL
-
diff --git a/tests/wpt/metadata/offscreen-canvas/path-objects/2d.path.arcTo.ensuresubpath.2.html.ini b/tests/wpt/metadata/offscreen-canvas/path-objects/2d.path.arcTo.ensuresubpath.2.html.ini
deleted file mode 100644
index 72a5d82aa29a..000000000000
--- a/tests/wpt/metadata/offscreen-canvas/path-objects/2d.path.arcTo.ensuresubpath.2.html.ini
+++ /dev/null
@@ -1,4 +0,0 @@
-[2d.path.arcTo.ensuresubpath.2.html]
-  [If there is no subpath, the first control point is added]
-    expected: FAIL
-