diff --git a/README.md b/README.md
index 24d3a35..3ef3e0d 100644
--- a/README.md
+++ b/README.md
@@ -148,6 +148,7 @@ The following events are available:
 * `tab.on("flash", (tab) => { ... });`
 * `tab.on("unflash", (tab) => { ... });`
 * `tab.on("close", (tab) => { ... });`
+* `tab.on("closing", (tab) => { ... });`
 
 ## Drag and drop support
 
@@ -182,4 +183,4 @@ var tabGroup = new TabGroup({
 
 ## License
 
-The MIT License (MIT) - Copyright (c) 2016 Thomas Brouard
\ No newline at end of file
+The MIT License (MIT) - Copyright (c) 2016 Thomas Brouard
diff --git a/index.js b/index.js
index 2ffb243..1d0dea8 100644
--- a/index.js
+++ b/index.js
@@ -225,6 +225,7 @@ class Tab extends EventEmitter {
     }
 
     close (force) {
+        this.emit("closing", this);
         if (this.isClosed || (!this.closable && !force)) return;
         this.isClosed = true;
         let tabGroup = this.tabGroup;
@@ -294,13 +295,13 @@ const TabPrivate = {
 
     initWebview: function () {
         this.webview = document.createElement("webview");
-        
+
         const tabWebviewDidFinishLoadHandler = function (e) {
             this.emit("webview-ready", this);
         };
 
         this.webview.addEventListener("did-finish-load", tabWebviewDidFinishLoadHandler.bind(this), false);
-        
+
         this.webview.classList.add(this.tabGroup.options.viewClass);
         if (this.webviewAttributes) {
             let attrs = this.webviewAttributes;
@@ -308,7 +309,7 @@ const TabPrivate = {
                 this.webview.setAttribute(key, attrs[key]);
             }
         }
-        
+
         this.tabGroup.viewContainer.appendChild(this.webview);
     }
 };