diff --git a/flask_analytics/analytics.py b/flask_analytics/analytics.py
index 2bbc9af..88dc17d 100644
--- a/flask_analytics/analytics.py
+++ b/flask_analytics/analytics.py
@@ -28,6 +28,7 @@ def __init__(self, app=None, disable_context_processor=False):
             self.init_app(app, not(disable_context_processor))
 
     def init_app(self, app, context_processor):
+        self.app = app
         self.build_source(app.config)
 
         if context_processor: