diff --git a/tox.ini b/tox.ini
index 78390803d..ffc52a0c3 100644
--- a/tox.ini
+++ b/tox.ini
@@ -118,6 +118,7 @@ deps =
     flake8-docstrings
     # https://github.com/JBKahn/flake8-print/pull/30
     flake8-print>=3.1.0
+    flake8-bugbear
 commands =
     flake8 src/aws_encryption_sdk/ setup.py