diff --git a/index.js b/index.js
index 425fb11..c0e8676 100644
--- a/index.js
+++ b/index.js
@@ -8,8 +8,13 @@ module.exports = {
     this._super.included(app);
 
     if (process.env.EMBER_CLI_FASTBOOT !== 'true') {
-      app.import(app.bowerDirectory + '/bootstrap-datepicker/dist/js/bootstrap-datepicker.js');
-      app.import(app.bowerDirectory + '/bootstrap-datepicker/dist/css/bootstrap-datepicker.css');
+      if (typeof this.import === 'function' && !app.bowerDirectory) {
+        this.import('bower_components/bootstrap-datepicker/dist/js/bootstrap-datepicker.js');
+        this.import('bower_components/bootstrap-datepicker/dist/css/bootstrap-datepicker.css');
+      } else {
+        app.import(app.bowerDirectory + '/bootstrap-datepicker/dist/js/bootstrap-datepicker.js');
+        app.import(app.bowerDirectory + '/bootstrap-datepicker/dist/css/bootstrap-datepicker.css');
+      }
     }
   }
 };