diff --git a/js/csslint/parserlib.js b/js/csslint/parserlib.js
index 841696baf6..fa8945e918 100644
--- a/js/csslint/parserlib.js
+++ b/js/csslint/parserlib.js
@@ -1155,13 +1155,14 @@
      * @param {TokenStream} stream
      * @param {Token} [tok]
      * @param {boolean} [relative]
+     * @param {boolean} [lax]
      * @return {TokenValue<TokenSelector>[]|void}
      */
-    _selectorsGroup(stream, tok, relative) {
+    _selectorsGroup(stream, tok, relative, lax) {
       const selectors = [];
       let comma;
-      while ((tok = this._selector(stream, tok, relative))) {
-        selectors.push(tok);
+      while ((tok = this._selector(stream, tok, relative)) || lax) {
+        if (tok) selectors.push(tok);
         if ((tok = stream.token).isVar) tok = stream.grab();
         if (!(comma = tok.id === COMMA)) break;
         tok = null;
@@ -1773,13 +1774,13 @@
       let tok = stream.grab();
       try {
         if (tok.id === LPAREN) {
-          a = this._selectorsGroup(stream);
+          a = this._selectorsGroup(stream, undefined, false, true);
           stream.matchSmart(RPAREN, OrDieReusing);
           tok = stream.grab();
         }
         if (a && B.to.has(tok)) {
           stream.matchSmart(LPAREN, OrDie);
-          b = this._selectorsGroup(stream);
+          b = this._selectorsGroup(stream, undefined, false, true);
           stream.matchSmart(RPAREN, OrDieReusing);
           tok = stream.grab();
         }
@@ -1893,7 +1894,7 @@
       tok.col -= colons.length;
       tok.offset -= colons.length;
       tok.type = 'pseudo';
-      let expr, n, x;
+      let expr, n, x, lax;
       if ((n = tok.name)) {
         stream._pair = RPAREN;
         if (n === 'nth-child' || n === 'nth-last-child') {
@@ -1904,8 +1905,8 @@
           else if (t2.id === RPAREN) x = true;
           else stream._failure('', t1);
         }
-        if (n === 'not' || n === 'is' || n === 'where' || n === 'any' || n === 'has') {
-          x = this._selectorsGroup(stream, undefined, n === 'has');
+        if (n === 'not' || (lax = n === 'is' || n === 'where' || n === 'any') || n === 'has') {
+          x = this._selectorsGroup(stream, undefined, n === 'has', lax);
           if (!x) stream._failure('a selector');
           if (expr) expr.push(...x); else expr = x;
           stream.matchSmart(RPAREN, OrDieReusing);
diff --git a/tools/test-css-report.txt b/tools/test-css-report.txt
index 85015a4e4b..1d1addd50d 100644
--- a/tools/test-css-report.txt
+++ b/tools/test-css-report.txt
@@ -72,5 +72,4 @@ warning	550	32	Expected [ [ root | nearest | self ] || [ block | inline | vertic
 error	570	15	Expected "{" but found "too".
 error	571	18	Expected "(" but found "{".
 error	572	8	Expected "{" but found "to".
-error	573	30	Unexpected ")".
-warning	576	23	Expected [ <named-or-hex-color> | color-mix() | color() | hsl() | hwb() | lab() | lch() | light-dark() | rgb() | hsla() | rgba() | oklab() | oklch() ]#{2} but found "red".
\ No newline at end of file
+warning	576	23	Expected [ <named-or-hex-color> | color-mix() | color() | hsl() | hwb() | lab() | lch() | light-dark() | rgb() | hsla() | rgba() | oklab() | oklch() ]#{2} but found "red".