diff --git a/spec/index.html b/spec/index.html
index 8ca6190..478c389 100644
--- a/spec/index.html
+++ b/spec/index.html
@@ -4741,9 +4741,13 @@ <h3>Filter Evaluation</h3>
             "xsd:boolean (EBV)" in the operator mapping table below), are coerced to
             <code>xsd:boolean</code> using the <a href="#ebv">EBV rules</a> in section 17.2.2.
           </li>
-          <li>Apart from <a href="#func-bound">BOUND</a>, <a href="#func-coalesce">COALESCE</a>,
-            <a href="#func-filter-exists">NOT EXISTS</a> and <a href="#func-filter-exists">EXISTS</a>,
-            all functions and operators operate on RDF Terms and will produce a type error if any
+          <li>Apart from the <a href="#func-forms">functional forms</a>
+            <a href="#func-bound">BOUND</a>, <a href="#func-coalesce">COALESCE</a>,
+            <a href="#func-if">IF</a>, <a href="#func-in">IN</a>, <a href="#func-not-in">NOT IN</a>, 
+            <a href="#func-logical-or">logical-or</a> (<code>||</code>),
+            <a href="#func-logical-and">logical-and</a> (<code>&amp;&</code>),
+            <a href="#func-filter-exists">NOT EXISTS</a>, and <a href="#func-filter-exists">EXISTS</a>,
+            all functions operate on RDF Terms and will produce a type error if any
             arguments are unbound.
           </li>
           <li>Any expression other than <a href="#func-logical-or">logical-or</a> (<code>||</code>)