diff --git a/pyproject.toml b/pyproject.toml
index 9495a51..207cdbb 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -48,7 +48,11 @@ line-length = 100
 target-version = "py310"
 
 [tool.ruff.lint]
-select = ["E", "F", "I", "UP"]
+select = ["E", "F", "I", "UP", "B"]
+
+[tool.ruff.lint.per-file-ignores]
+# Recorded device output keeps its lines.
+"tests/**" = ["E501"]
 
 [tool.mypy]
 python_version = "3.10"