diff --git a/src/changes/changes.xml b/src/changes/changes.xml
index 1f47b61bdd6..7f907a4a55c 100644
--- a/src/changes/changes.xml
+++ b/src/changes/changes.xml
@@ -8,6 +8,10 @@
 
     <body>
         <release version="3.7.0" date="October xx, 2023" description="Firefox 118, Bugfixes">
+            <action type="fix" dev="rbri">
+                Remove proxy polyfill from the documentation because it is no longer available
+                (Proxy/Reflect support was added to core-js).
+            </action>
             <action type="update" dev="rbri">
                 Upgrade Jetty to 9.4.53.v20231009.
             </action>
diff --git a/src/site/xdoc/webclient.xml b/src/site/xdoc/webclient.xml
index 32d62406998..23e26ab6605 100644
--- a/src/site/xdoc/webclient.xml
+++ b/src/site/xdoc/webclient.xml
@@ -203,13 +203,6 @@ public void fetchSupport() throws Exception {
                 <source><![CDATA[webClient.getOptions().setFetchPolyfillEnabled(true);]]></source>
             </subsection>
 
-            <subsection name="Proxy Polyfill">
-                <p>
-                    <a href="https://github.com/ambit-tsai/es6-proxy-polyfill">ambit-tsai/es6-proxy-polyfill</a>
-                </p>
-                <source><![CDATA[webClient.getOptions().setProxyPolyfillEnabled(true);]]></source>
-            </subsection>
-
         </section>
     </body>
 </document>
