diff --git a/Userland/Libraries/LibWeb/CSS/Properties.json b/Userland/Libraries/LibWeb/CSS/Properties.json
index 640d44dab30..4080938a2b8 100644
--- a/Userland/Libraries/LibWeb/CSS/Properties.json
+++ b/Userland/Libraries/LibWeb/CSS/Properties.json
@@ -864,10 +864,7 @@
     "animation-type": "discrete",
     "inherited": true,
     "initial": "nonzero",
-    "valid-identifiers": [
-      "nonzero",
-      "evenodd"
-    ]
+    "valid-types": [ "fill-rule" ]
   },
   "flex": {
     "inherited": false,