diff --git a/README.md b/README.md
index 39e2bd8..966bed5 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,4 @@
-# Smart-HTTPS
+# Smart-HTTPS with Mixed Content Upgrade
Automatically changes HTTP addresses to the secure HTTPS, and if loading encounters error, reverts it back to HTTP.
* Firefox: https://addons.mozilla.org/en-US/firefox/addon/smart-https/
diff --git a/lib/chrome/MixedContentUpgrade.js b/lib/chrome/MixedContentUpgrade.js
new file mode 100644
index 0000000..f1d2bb6
--- /dev/null
+++ b/lib/chrome/MixedContentUpgrade.js
@@ -0,0 +1,49 @@
+/*
+ Modify the CSP
+ Copyright (C) 2016 Pascal Ernster
+ Copyright (C) 2017 ghost
+
+ This program is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation, either version 3 of the License, or
+ any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see