From 9df4806f7f01428ddae86756c54de36bd1554b1e Mon Sep 17 00:00:00 2001
From: Pavel Sanda <sanda@lyx.org>
Date: Sun, 25 Feb 2018 14:49:21 +0100
Subject: [PATCH] We don't want external change to automatically marked the
 buffer dirty.

https://www.mail-archive.com/lyx-devel@lists.lyx.org/msg203995.html
---
 src/Buffer.cpp | 1 -
 1 file changed, 1 deletion(-)

diff --git a/src/Buffer.cpp b/src/Buffer.cpp
index 1ae48acc8a..a9f66a674c 100644
--- a/src/Buffer.cpp
+++ b/src/Buffer.cpp
@@ -5360,7 +5360,6 @@ void Buffer::Impl::fileExternallyModified(bool const exists)
 		       "checksum unchanged: " << filename);
 		return;
 	}
-	lyx_clean = bak_clean = false;
 	// If the file has been deleted, only mark the file as dirty since it is
 	// pointless to prompt for reloading. If later a file is moved into this
 	// location, then the externally modified warning will appear then.