diff --git a/src/Core/Command/PostReplyHandler.php b/src/Core/Command/PostReplyHandler.php
index 937568a9a..ca62b2859 100644
--- a/src/Core/Command/PostReplyHandler.php
+++ b/src/Core/Command/PostReplyHandler.php
@@ -10,6 +10,7 @@
 
 namespace Flarum\Core\Command;
 
+use DateTime;
 use Flarum\Core\Access\AssertPermissionTrait;
 use Flarum\Core\Validator\PostValidator;
 use Flarum\Event\PostWillBeSaved;
@@ -85,6 +86,10 @@ class PostReplyHandler
             $command->ipAddress
         );
 
+        if ($actor->isAdmin() && ($time = array_get($command->data, 'attributes.time'))) {
+            $post->time = new DateTime($time);
+        }
+
         $this->events->fire(
             new PostWillBeSaved($post, $actor, $command->data)
         );