diff --git a/lib/CleantalkSP/SpbctWP/Cron.php b/lib/CleantalkSP/SpbctWP/Cron.php
index 0e6580cbb..a21f31731 100644
--- a/lib/CleantalkSP/SpbctWP/Cron.php
+++ b/lib/CleantalkSP/SpbctWP/Cron.php
@@ -110,10 +110,11 @@ public function saveTasks($tasks = array())
      * @param int $period
      * @param int|null $first_call
      * @param array $params
+     * @param int $last_call
      *
      * @return bool
      */
-    public static function addTask($task, $handler, $period, $first_call = null, $params = array())
+    public static function addTask($task, $handler, $period, $first_call = null, $params = array(), $last_call = 0)
     {
         $first_call = $first_call ?: time() + $period;
 
@@ -130,7 +131,7 @@ public static function addTask($task, $handler, $period, $first_call = null, $pa
             'period'     => $period,
             'params'     => $params,
             'processing' => false,
-            'last_call'  => 0,
+            'last_call'  => $last_call,
         );
 
         return update_option(self::CRON_OPTION_NAME, $tasks);
@@ -169,9 +170,13 @@ public static function removeTask($task)
      */
     public static function updateTask($task, $handler, $period, $first_call = null, $params = array())
     {
+        $task_temp = self::getTask($task);
+
         self::removeTask($task);
 
-        return self::addTask($task, $handler, $period, $first_call, $params);
+        $task_last_call = isset($task_temp['last_call']) ? $task_temp['last_call'] : 0;
+
+        return self::addTask($task, $handler, $period, $first_call, $params, $task_last_call);
     }
 
     /**