diff --git a/appendices/reserved.constants.core.xml b/appendices/reserved.constants.core.xml
index b70058ad619c..c21e9a3d1041 100644
--- a/appendices/reserved.constants.core.xml
+++ b/appendices/reserved.constants.core.xml
@@ -587,13 +587,21 @@
     <constant>E_ALL</constant>
     (<type>int</type>)
    </term>
+   <listitem>
+    <simpara>
+     <link linkend="errorfunc.constants">Error reporting constants</link>.
+    </simpara>
+   </listitem>
+  </varlistentry>
+  <varlistentry>
    <term>
     <constant>E_STRICT</constant>
     (<type>int</type>)
    </term>
    <listitem>
     <simpara>
-     <link linkend="errorfunc.constants">Error reporting constants</link>
+     <link linkend="errorfunc.constants">Error reporting constants</link>.
+     This constant is unused, and has been deprecated as of PHP 8.4.0.
     </simpara>
    </listitem>
   </varlistentry>
diff --git a/appendices/tokens.xml b/appendices/tokens.xml
index fd8aab8f18d3..7a4223faba29 100644
--- a/appendices/tokens.xml
+++ b/appendices/tokens.xml
@@ -1070,7 +1070,7 @@ defined('T_FN') || define('T_FN', 10001);
      </entry>
      <entry>__PROPERTY__</entry>
      <entry>
-      <link linkend="language.constants.magic">magic constants</link>
+      <link linkend="language.constants.magic">magic constants</link> (available as of PHP 8.4.0)
      </entry>
     </row>
     <row xml:id="constant.t-protected">