From 14a0fa4cd0601da933616e06dfc95537f822ec80 Mon Sep 17 00:00:00 2001
From: Adrien Crivelli <adrien.crivelli@gmail.com>
Date: Sun, 28 Jun 2020 17:35:10 +0900
Subject: [PATCH] New members should always be private

---
 src/PhpSpreadsheet/Writer/Html.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/PhpSpreadsheet/Writer/Html.php b/src/PhpSpreadsheet/Writer/Html.php
index f3b40fa1..eb50c456 100644
--- a/src/PhpSpreadsheet/Writer/Html.php
+++ b/src/PhpSpreadsheet/Writer/Html.php
@@ -136,7 +136,7 @@ class Html extends BaseWriter
      *
      * @var null|callable
      */
-    protected $editHtmlCallback;
+    private $editHtmlCallback;
 
     /**
      * Create a new HTML.