diff --git a/update_chain.php b/update_chain.php
index 24c2fde..4070dc3 100644
--- a/update_chain.php
+++ b/update_chain.php
@@ -139,6 +139,15 @@ function update_user_by_username($username) {
       $conn->query($query);
   }
 }
+if ($argv[1] == "all") {
+  $query = "SELECT user_id, username FROM users WHERE follows = -1;";
+  $end_points = $conn->query($query);
+  while ($end_point = $end_points->fetch_assoc()){
+    $chain = get_chain_from_user($end_point);
+    send_text(chain_to_string($chain));
+  }
+  exit();
+}
 
 # Update users
 $query = "SELECT username FROM users;";
diff --git a/webhook.php b/webhook.php
index 6bff65a..4300f6c 100644
--- a/webhook.php
+++ b/webhook.php
@@ -77,6 +77,10 @@ function update() {
   exec('echo php ' . __DIR__ . '/update_chain.php send | at now');
 }
 
+function allchains() {
+  exec('echo php ' . __DIR__ . '/update_chain.php all | at now');
+}
+
 function dnf() {
   $mysql = require('mysql_credentials.php');
   $conn = new mysqli($mysql['servername'], $mysql['username'], $mysql['password'], $mysql['database']);
@@ -112,6 +116,10 @@ $modules = array(
   array(
     "command" => "/doesnotfollow",
     "function" => "dnf();"
+  ),
+  array(
+    "command" => "/allchains",
+    "function" => "allchains();"
   )
 );