From db7c0cddac7883eab3ada2893ac1c396cb42fda2 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jan=20Jakes=CC=8C?= <jan@jakes.pro>
Date: Thu, 18 Apr 2019 11:43:53 +0200
Subject: [PATCH] Use DateTimeInterface instead of DateTime

[MAILPOET-1855]
---
 lib/Models/StatisticsClicks.php | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/lib/Models/StatisticsClicks.php b/lib/Models/StatisticsClicks.php
index 29d489dad6..3e1649fd76 100644
--- a/lib/Models/StatisticsClicks.php
+++ b/lib/Models/StatisticsClicks.php
@@ -1,7 +1,7 @@
 <?php
 namespace MailPoet\Models;
 
-use DateTime;
+use DateTimeInterface;
 
 if (!defined('ABSPATH')) exit;
 
@@ -54,7 +54,7 @@ class StatisticsClicks extends Model {
       ->orderByAsc('url');
   }
 
-  static function findLatestPerNewsletterBySubscriber(Subscriber $subscriber, DateTime $before, $since_days_ago) {
+  static function findLatestPerNewsletterBySubscriber(Subscriber $subscriber, DateTimeInterface $before, $since_days_ago) {
     // subquery to find latest click IDs for each newsletter
     $table = self::$_table;
     $latest_click_ids_per_newsletter_query = "