diff --git a/en_US/faq/2-iredadmin-pro.restful.api.md b/en_US/faq/2-iredadmin-pro.restful.api.md
index db2eb43e..85bf9b14 100644
--- a/en_US/faq/2-iredadmin-pro.restful.api.md
+++ b/en_US/faq/2-iredadmin-pro.restful.api.md
@@ -179,6 +179,7 @@ Notes:
 
     </div>
 
+!!! api "`POST`{: .put } `/api/user/<mail>/change_email/<new_mail>`{: .url } `Change user's email address (from '<mail>' to '<new_mail>')`{: .comment }"
 !!! api "`PUT`{: .put } `/api/users/<domain>`{: .url } `Update profiles of all users under domain`{: .comment } `upcoming`{: .upcoming } `Parameters`{: .has_params }"
 
     <div class="params">
@@ -274,6 +275,7 @@ Notes:
 
     </div>
 
+!!! api "`POST`{: .put } `/api/alias/<mail>/change_email/<new_mail>`{: .url } `Change email address of alias account (from '<mail>' to '<new_mail>')`{: .comment }"
 
 ### Throttling {: .toggle }
 
diff --git a/html/iredadmin-pro.restful.api.html b/html/iredadmin-pro.restful.api.html
index 02d38666..33ca22b5 100644
--- a/html/iredadmin-pro.restful.api.html
+++ b/html/iredadmin-pro.restful.api.html
@@ -449,6 +449,9 @@ to be a domain admin.</p>
 </table>
 </div>
 
+</div>
+<div class="admonition api">
+<p class="admonition-title"><code class="put">POST</code> <code class="url">/api/user/&lt;mail&gt;/change_email/&lt;new_mail&gt;</code> <code class="comment">Change user's email address (from '&lt;mail&gt;' to '&lt;new_mail&gt;')</code></p>
 </div>
 <div class="admonition api">
 <p class="admonition-title"><code class="put">PUT</code> <code class="url">/api/users/&lt;domain&gt;</code> <code class="comment">Update profiles of all users under domain</code> <code class="upcoming">upcoming</code> <code class="has_params">Parameters</code></p>
@@ -684,6 +687,9 @@ please use mail alias account as mailing list.</p>
 </table>
 </div>
 
+</div>
+<div class="admonition api">
+<p class="admonition-title"><code class="put">POST</code> <code class="url">/api/alias/&lt;mail&gt;/change_email/&lt;new_mail&gt;</code> <code class="comment">Change email address of alias account (from '&lt;mail&gt;' to '&lt;new_mail&gt;')</code></p>
 </div>
 <h3 class="toggle" id="throttling">Throttling</h3>
 <div class="admonition api">