diff --git a/lib/main.js b/lib/main.js
index 1b52815..16d327c 100644
--- a/lib/main.js
+++ b/lib/main.js
@@ -1,8 +1,8 @@
 const clipboard = require("clipboard"),
       contextMenu = require("context-menu"),
+      data = require("self").data,
       notify = require("simple-notify").notify,
       prefs = require("preferences-service"),
-      self = require("self"),
       xhr = require("xhr");
 
 /* String constants */
@@ -37,7 +37,7 @@ exports.main = function(options, callbacks) {
     /* Add and hook up context menu */
     var item = contextMenu.Item({
         label: 'Copy ShortURL',
-        contentScriptURL: self.data.url('js/find-short-url.js'),
+        contentScriptFile: data.url('js/find-short-url.js'),
         onMessage: function(found_url) {
             let url = found_url['url'];
 
diff --git a/lib/simple-notify.js b/lib/simple-notify.js
index e7b4ca1..d1c54b1 100644
--- a/lib/simple-notify.js
+++ b/lib/simple-notify.js
@@ -1,13 +1,13 @@
-const {Cc,Ci} = require("chrome"),
-      notifications = require("notifications"),
+const { Cc, Ci } = require("chrome"),
+      data = require("self").data,
       prefs = require("preferences-service"),
-      self = require("self"),
-      tabs = require("tabs"),
-      timer = require("timer");
+      tabbrowser = require("tab-browser"),
+      timer = require("timer"),
+      windowutils = require("window-utils");
 
 const addon_name = 'Copy ShortURL',
-      addon_icon = self.data.url('img/ruler.png'),
-      addon_icon32 = self.data.url('img/ruler32.png'),
+      addon_icon = data.url('img/ruler.png'),
+      addon_icon32 = data.url('img/ruler32.png'),
 
       // Preferences
       notification_pref = 'extensions.copyshorturl.notifications',
@@ -26,7 +26,7 @@ function notify(txt) {
 
     // Box only
     case 1:
-        boxNotify(txt, win);
+        boxNotify(txt);
         break;
 
     // Growl with box fallback
@@ -35,19 +35,24 @@ function notify(txt) {
         try {
             growlNotify(txt);
         } catch (e) {
-            boxNotify(txt, win);
+            boxNotify(txt);
         }
         break;
     }
 }
 
-/** Notify via Growl */
+/** Notify via Growl. Throws exception if unavailable. */
 function growlNotify(txt) {
-    notifications.notify({
-        title: addon_name,
-        iconURL: addon_icon32,
-        text: txt
-    });
+    // Ugly: Import alert service. If unavailable, throws exception.
+    // Would use notifications.notify if that let me know when Growl is
+    // unavailable.
+    let alertServ = Cc["@mozilla.org/alerts-service;1"].
+                    getService(Ci.nsIAlertsService);
+    alertServ.showAlertNotification(
+        addon_icon32,  // icon
+        addon_name,    // title
+        txt            // text
+    );
 }
 
 /** Notify via notification box. */
@@ -71,10 +76,8 @@ function boxNotify(txt) {
  * Courtesy of bug 533649.
  */
 function getNotificationBox() {
-    let wm = Cc["@mozilla.org/appshell/window-mediator;1"]
-             .getService(Ci.nsIWindowMediator),
-        chromeWindow = wm.getMostRecentWindow("navigator:browser"),
-        notificationBox = chromeWindow.getNotificationBox(tabs.activeTab.contentWindow);
+    let browser = windowutils.activeBrowserWindow.gBrowser,
+        notificationBox = browser.getNotificationBox();
     return notificationBox;
 }
 
diff --git a/package.json b/package.json
index 13adc56..32c04b1 100644
--- a/package.json
+++ b/package.json
@@ -2,9 +2,10 @@
     "description": "If a page exposes a short URL via a 'link rev=canonical' header, fetch it and copy it to the clipboard. If not, create a shorturl at tinyurl and copy it to the clipboard as well.",
     "author": "Fred Wenzel <fwenzel@mozilla.com>",
     "dependencies": [
-        "jetpack-core"
+        "addon-kit",
+        "api-utils"
     ],
-    "version": "1.3",
+    "version": "1.4",
     "fullName": "Copy ShortURL",
     "id": "jid0-ODIKJS9b4IT3H1NYlPKr0NDtLuE",
     "name": "copy-shorturl"