diff --git a/css/properties.json b/css/properties.json
index 0ab14023..b67a3ecc 100644
--- a/css/properties.json
+++ b/css/properties.json
@@ -2287,7 +2287,7 @@
     "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/background-image"
   },
   "background-origin": {
-    "syntax": "<box>#",
+    "syntax": "<visual-box>#",
     "media": "visual",
     "inherited": false,
     "animationType": "repeatableList",