diff --git a/linter-configs/vnu_filter.jq b/linter-configs/vnu_filter.jq
index 7aa7ef4..d5c76d4 100644
--- a/linter-configs/vnu_filter.jq
+++ b/linter-configs/vnu_filter.jq
@@ -18,6 +18,12 @@
 			( # see https://github.com/w3c/css-validator/issues/370
 				.message == "CSS: “contain”: “inline-size” is not a “contain” value."
 			) or
+			( # See https://github.com/w3c/css-validator/issues/361
+				.message == "CSS: Parse Error."
+				and .extract == "not(:focus-visible){outline:no"
+				and (.url | test("index.xhtml"))
+				and .hiliteLength == 1
+			) or
 			( # See https://github.com/w3c/css-validator/issues/361
 				.message == "CSS: Parse Error."
 				and .extract == "){outline:none}}@media(prefers"