diff --git a/bin/node-lambda b/bin/node-lambda
index ad755f49..ecbee08c 100755
--- a/bin/node-lambda
+++ b/bin/node-lambda
@@ -9,8 +9,8 @@ dotenv.load();
 
 var AWS_ENVIRONMENT = process.env.AWS_ENVIRONMENT || '';
 var CONFIG_FILE = process.env.CONFIG_FILE || '';
-var AWS_ACCESS_KEY_ID = process.env.AWS_ACCESS_KEY_ID || 'missing';
-var AWS_SECRET_ACCESS_KEY = process.env.AWS_SECRET_ACCESS_KEY || 'missing';
+var AWS_ACCESS_KEY_ID = process.env.AWS_ACCESS_KEY_ID;
+var AWS_SECRET_ACCESS_KEY = process.env.AWS_SECRET_ACCESS_KEY;
 var AWS_SESSION_TOKEN = process.env.AWS_SESSION_TOKEN || '';
 var AWS_REGION = process.env.AWS_REGION || 'us-east-1,us-west-2,eu-west-1';
 var AWS_FUNCTION_NAME = process.env.AWS_FUNCTION_NAME || packageJson.name;