From fe25c0f1d5d4fb9682002c7117fbc08c3c6cfa9e Mon Sep 17 00:00:00 2001
From: Michael Wiedmann <mw@miwie.in-berlin.de>
Date: Tue, 14 Apr 2020 14:17:43 +0200
Subject: [PATCH] Info about additional HTTP header

---
 README.md | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/README.md b/README.md
index dae68f9..cb25b32 100644
--- a/README.md
+++ b/README.md
@@ -57,6 +57,13 @@ location /external_api.js {
 }
 ```
 
+The following additional HTTP header are known not work with the Electron App:
+
+```
+Content-Security-Policy "frame-ancestors 'none'";
+X-Frame-Options "DENY";
+```
+
 ## Development
 
 If you want to hack on this project, here is how you do it.