diff --git a/docs/tests/procedural-cosmetic-filters.html b/docs/tests/procedural-cosmetic-filters.html
index ad01f9514..dfdbde589 100644
--- a/docs/tests/procedural-cosmetic-filters.html
+++ b/docs/tests/procedural-cosmetic-filters.html
@@ -2,6 +2,7 @@
 <html>
 <head>
 <meta charset="utf-8">
+<meta name="viewport" content="width=device-width, initial-scale=1">
 <title>Procedural cosmetic filters</title>
 <style>
     .filters {
@@ -144,7 +145,7 @@
 
 <div id="a15" class="tile">
     <div class="pass"><div class="pass"><a><b class="ok"></b></a></div></div>
-    <code>#pcf #a15 .pass:watch-attrs(class) > .fail:has(b.notok)</code>
+    <code>#pcf #a15 .pass:watch-attr(class) > .fail:has(b.notok)</code>
     <script>
         self.setTimeout(( ) =>
             {
diff --git a/docs/tests/procedural-html-filters.html b/docs/tests/procedural-html-filters.html
index 2b32f0559..fcbc050b5 100644
--- a/docs/tests/procedural-html-filters.html
+++ b/docs/tests/procedural-html-filters.html
@@ -2,6 +2,7 @@
 <html>
 <head>
 <meta charset="utf-8">
+<meta name="viewport" content="width=device-width, initial-scale=1">
 <title>Procedural HTML filters</title>
 <style>
     .filters {
