diff --git a/birdxplorer/models.py b/birdxplorer/models.py
index 9fce8b8..3dbc6b9 100644
--- a/birdxplorer/models.py
+++ b/birdxplorer/models.py
@@ -449,8 +449,7 @@ class Message(BaseModel):
     message: str
 
 
-class ParticipantId(UpperCased64DigitsHexadecimalString):
-    ...
+class ParticipantId(UpperCased64DigitsHexadecimalString): ...
 
 
 class EnrollmentState(str, Enum):
diff --git a/pyproject.toml b/pyproject.toml
index 150b2bb..209cf02 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -71,6 +71,7 @@ addopts = ["-sv", "--doctest-modules", "--cov=birdxplorer", "--cov-report=xml",
 testpaths = ["tests", "birdxplorer"]
 filterwarnings = [
     "error",
+    "ignore:The \\'app\\' shortcut is now deprecated. Use the explicit style \\'transport=WSGITransport\\(app=\\.\\.\\.\\)\\' instead\\.",
 ]
 
 [tool.black]
@@ -79,7 +80,7 @@ target-version = ['py310']
 
 [tool.flake8]
 max-line-length = 120
-extend-ignore = "E203"
+extend-ignore = "E203,E701"
 
 [tool.mypy]
 python_version = "3.10"