diff --git a/docs/tests/procedural-cosmetic-filters.html b/docs/tests/procedural-cosmetic-filters.html
index dfdbde589..aaf7a6ec6 100644
--- a/docs/tests/procedural-cosmetic-filters.html
+++ b/docs/tests/procedural-cosmetic-filters.html
@@ -157,6 +157,16 @@
     </script>
     </div>
 
+<div id="a16" class="tile">
+    <div class="pass"><div class="fail"></div><a></a><b></b></div>
+    <code>#pcf #a16 .fail:has(+ a)</code>
+    </div>
+
+<div id="a17" class="tile">
+    <div class="pass"><div class="fail"></div><a></a><b></b></div>
+    <code>#pcf #a17 .fail:has(~ b)</code>
+    </div>
+
 </div>
 
 <script>
diff --git a/docs/tests/procedural-html-filters.html b/docs/tests/procedural-html-filters.html
index fcbc050b5..fd249e23e 100644
--- a/docs/tests/procedural-html-filters.html
+++ b/docs/tests/procedural-html-filters.html
@@ -130,6 +130,16 @@
 
 </div>
 
+<div id="a12" class="tile">
+    <div class="pass"><div class="fail"></div><a></a><b></b></div>
+    <code>#phf #a12 .fail:has(+ a)</code>
+    </div>
+
+<div id="a13" class="tile">
+    <div class="pass"><div class="fail"></div><a></a><b></b></div>
+    <code>#phf #a13 .fail:has(~ b)</code>
+    </div>
+
 <script>
     const hostname = self.location.hostname;
     const filters = [];