diff --git a/application/libs/flask_elasticsearch/elasticsearch.py b/application/libs/flask_elasticsearch/elasticsearch.py
index 600ac33925d1a17945f3f1d3eaeb05efe3fe3109..7be6ee4e67b46537f7a9e4bd6125a6422f475524 100644
--- a/application/libs/flask_elasticsearch/elasticsearch.py
+++ b/application/libs/flask_elasticsearch/elasticsearch.py
@@ -42,7 +42,7 @@ class FlaskElasticsearch(BaseFlaskElasticsearch):
 
         # Use the new_style teardown_appcontext if it's available,
         # otherwise fall back to the request context
-        if hasattr(app, "teardown_appcontext"):
+        if hasattr(app, 'teardown_appcontext'):
             app.teardown_appcontext(self.teardown)
         else:
             app.teardown_request(self.teardown)