diff --git a/reference/curl/functions/curl-multi-select.xml b/reference/curl/functions/curl-multi-select.xml
index 8cd8f7d2f67d..c2ae4036325e 100644
--- a/reference/curl/functions/curl-multi-select.xml
+++ b/reference/curl/functions/curl-multi-select.xml
@@ -50,6 +50,14 @@
   </para>
  </refsect1>
 
+ <refsect1 role="errors">
+  &reftitle.errors;
+  <simpara>
+   Throws a <exceptionname>ValueError</exceptionname> if <parameter>timeout</parameter>
+   is less than <literal>0</literal> or greater than <constant>PHP_INT_MAX</constant>.
+  </simpara>
+ </refsect1>
+
  <refsect1 role="changelog">
   &reftitle.changelog;
   <informaltable>
@@ -61,6 +69,13 @@
      </row>
     </thead>
     <tbody>
+     <row>
+      <entry>8.4.0</entry>
+      <entry>
+       Now throws a <exceptionname>ValueError</exceptionname> if <parameter>timeout</parameter>
+       is less than <literal>0</literal> or greater than <constant>PHP_INT_MAX</constant>.
+      </entry>
+     </row>
      &curl.changelog.multi-handle-param;
     </tbody>
    </tgroup>