diff --git a/airbrake/handler.py b/airbrake/handler.py
index f2ab250..5dd2e60 100644
--- a/airbrake/handler.py
+++ b/airbrake/handler.py
@@ -37,7 +37,7 @@ def __init__(self, airbrake=None, level=logging.ERROR, project_id=None, api_key=
         if isinstance(airbrake, Airbrake):
             self.airbrake = airbrake
         else:
-            self.airbrake = Airbrake(project_id=None, api_key=None, environment=None)
+            self.airbrake = Airbrake(project_id, api_key, environment)
 
     def emit(self, record):
         """Log the record airbrake.io style.