diff --git a/.idea/misc.xml b/.idea/misc.xml
new file mode 100644
index 0000000..28a804d
--- /dev/null
+++ b/.idea/misc.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="JavaScriptSettings">
+    <option name="languageLevel" value="ES6" />
+  </component>
+</project>
\ No newline at end of file
diff --git a/README.md b/README.md
index 3ef3e0d..c16bcc8 100644
--- a/README.md
+++ b/README.md
@@ -71,6 +71,7 @@ Add a new tab to the tab group and returns a `Tab` instance.
 
 * `title`: tab title.
 * `src`: URL to the page which will be loaded into the view. This is actually the same than `options.webview.src`.
+* `badge`: optional text to put into a badge, badge will be hidden if it's falsey
 * `iconURL`: optional URL to the tab icon.
 * `icon`: optional code for a tab icon. Can be used with symbol libraries (example with Font Awesome: `icon: 'fa fa-icon-name'`). This attribute is ignored if an `iconURL` was given.
 * `closable` (default: `true`): if set to `true` the close button won't be displayed and the user won't be able to close the tab. See also `tab.close()`.
@@ -99,6 +100,14 @@ Set tab title.
 
 Get current tab title.
 
+#### `tab.setBadge(badge)`
+
+Set tab badge.
+
+#### `tab.getBadge()`
+
+Get current tab badge.
+
 #### `tab.setIcon (iconURL, icon)`
 
 Set tab icon (a iconURL or an icon must be given).