Added increase contrast option
diff --git a/src/background.js b/src/background.js
index 56db901..f83d807 100644
--- a/src/background.js
+++ b/src/background.js
@@ -12,7 +12,8 @@
   "loaddrafts": false,
   "batchduplicate": false,
   "escalatethreads": false,
-  "movethreads": false
+  "movethreads": false,
+  "increasecontrast": false
 };
 
 function cleanUpOptions() {