https://github.com/mitsuhiko/flask/commit/f88cc2d2f9d14d97e33ddd2bbaa4b1885db06e1c.
diff --git a/flask/testsuite/signals.py b/flask/testsuite/signals.py
index e061932..45ca45d 100644
--- a/flask/testsuite/signals.py
+++ b/flask/testsuite/signals.py
@@ -102,7 +102,7 @@ def test_appcontext_signals(self):
         def record_push(sender, **kwargs):
             recorded.append('push')
         def record_pop(sender, **kwargs):
-            recorded.append('push')
+            recorded.append('pop')
 
         @app.route('/')
         def index():