diff --git a/index.html b/index.html
index d3b47f32..fb60e083 100644
--- a/index.html
+++ b/index.html
@@ -3347,7 +3347,8 @@ <h3>
             standardization.
           </p>
           <p>
-            The following is an example of two hypothetical vendor extensions.
+            The following is an example of three hypothetical vendor
+            extensions.
           </p>
           <pre class="example json" title="vendor extensions">
             {