diff --git a/reference/url/functions/http-build-query.xml b/reference/url/functions/http-build-query.xml
index 47fae50ebd29..d1a5b63c826b 100644
--- a/reference/url/functions/http-build-query.xml
+++ b/reference/url/functions/http-build-query.xml
@@ -109,6 +109,13 @@
      </row>
     </thead>
     <tbody>
+     <row>
+      <entry>8.4.0</entry>
+      <entry>
+       Prior to PHP 8.4.0, <interfacename>BackedEnum</interfacename> properties of
+       <parameter>data</parameter> were converted to objects, rather than their scalar equivalents.
+      </entry>
+     </row>
      <row>
       <entry>8.0.0</entry>
       <entry>