diff --git a/moto/__init__.py b/moto/__init__.py
index 511cd1d40..24dc1456c 100644
--- a/moto/__init__.py
+++ b/moto/__init__.py
@@ -1,3 +1,6 @@
+import logging
+logging.getLogger('boto').setLevel(logging.CRITICAL)
+
 from .dynamodb import mock_dynamodb
 from .ec2 import mock_ec2
 from .s3 import mock_s3