diff --git a/app/scripts/contentscript.js b/app/scripts/contentscript.js
index 30c2382b12ab..04e15b423740 100644
--- a/app/scripts/contentscript.js
+++ b/app/scripts/contentscript.js
@@ -8,7 +8,7 @@ const ObjectMultiplex = require('obj-multiplex')
 const extension = require('extensionizer')
 const PortStream = require('extension-port-stream')
 
-const inpageContent = fs.readFileSync(path.join(__dirname, '..', '..', 'dist', 'chrome', 'inpage.js')).toString()
+const inpageContent = fs.readFileSync(path.join(__dirname, '..', '..', 'dist', 'chrome', 'inpage.js'), 'utf8').toString()
 const inpageSuffix = '//# sourceURL=' + extension.extension.getURL('inpage.js') + '\n'
 const inpageBundle = inpageContent + inpageSuffix