From f0069df4abff88a69a5d0fb38fe8d9eb8b241f74 Mon Sep 17 00:00:00 2001
From: didierfred <didierfred@gmail.com>
Date: Tue, 17 Sep 2019 13:29:28 +0200
Subject: [PATCH] add extension permissions information

---
 README.md | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/README.md b/README.md
index 2b5a7af..349b4d3 100644
--- a/README.md
+++ b/README.md
@@ -38,7 +38,12 @@ The parameters button permits to :
 ## Firefox specific issue
 According to the version of Firefox, the addition of a new header behaves differently. In the latest version, when you choose the "add" action and the header exist, it appends the value, while in the old version, it replaces it. If you want to modify an exiting header, you should use "modify" instead of "add"
   
-
+## Extension permissions
+In order to work, the following browser permissions are needed for the extension: 
+- storage : needed to store the configuration and the rules
+- activeTab, tabs : needed to show the configuration screen in the browser tab.
+- webRequest,webRequestBlocking,<all_urls> :  needed to modify the urls according to the rules table. 
+  
 ## License
 The code is opensource under Mozilla Public License 2.0 
 
-- 
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