diff --git a/lesson3/HelloBlazePreprocessLambda.py b/lesson3/HelloBlazePreprocessLambda.py
index 62732da00..8afb99e63 100644
--- a/lesson3/HelloBlazePreprocessLambda.py
+++ b/lesson3/HelloBlazePreprocessLambda.py
@@ -5,8 +5,8 @@
 import boto3
 from botocore.exceptions import ClientError
 
-BUCKET_NAME = 'FILL_THIS_IN'
-PREFIX = 'FILL_THIS_IN'
+BUCKET_NAME = 'dev-ml-hreining'
+PREFIX = 'lambda'
 
 # Function below unzips the archive to the local directory.