diff --git a/docs/examples/api-reference/operators/join.py b/docs/examples/api-reference/operators/join.py
index 8b6438c7..7bb1e880 100644
--- a/docs/examples/api-reference/operators/join.py
+++ b/docs/examples/api-reference/operators/join.py
@@ -118,7 +118,7 @@ def join_pipeline(cls, tx: Dataset, merchant_category: Dataset):
             df["timestamp"].tolist()
             == [datetime(2021, 1, 1, 0, 0, 0, tzinfo=timezone.utc)] * 3
         )
-        
+
     @mock
     def test_optional(self, client):
         # docsnip optional_join
@@ -126,6 +126,7 @@ def test_optional(self, client):
         from fennel.lib import inputs
         from fennel.connectors import source, Webhook
         from typing import Optional
+
         webhook = Webhook(name="webhook")
 
         @source(webhook.endpoint("Transaction"), disorder="14d", cdc="append")
@@ -226,12 +227,19 @@ def join_pipeline(cls, tx: Dataset, merchant_category: Dataset):
             ),
         )
         import numpy as np
+
         df = client.get_dataset_df("WithCategory")
         df = df.replace({np.nan: None})
         assert df["uid"].tolist() == [1, 1, 2, 3, 3]
         assert df["merchant"].tolist() == [4, None, 5, 4, 6]
         assert df["amount"].tolist() == [10, 15, 20, 30, 30]
-        assert df["category"].tolist() == ["grocery", None, "electronics", "grocery", None]
+        assert df["category"].tolist() == [
+            "grocery",
+            None,
+            "electronics",
+            "grocery",
+            None,
+        ]
         assert (
             df["timestamp"].tolist()
             == [datetime(2021, 1, 1, 0, 0, 0, tzinfo=timezone.utc)] * 5
diff --git a/fennel/datasets/test_schema_validator.py b/fennel/datasets/test_schema_validator.py
index f2b4dafa..265f689d 100644
--- a/fennel/datasets/test_schema_validator.py
+++ b/fennel/datasets/test_schema_validator.py
@@ -2019,7 +2019,7 @@ class ABC:
             timestamp: datetime
 
         @dataset
-        class XYZJoinedABC:
+        class XYZJoinedABC:  # noqa: F811
             user_id: int
             agent_id: int
             name: str
@@ -2051,7 +2051,7 @@ class ABC:
             timestamp: datetime
 
         @dataset
-        class XYZJoinedABC:
+        class XYZJoinedABC:  # noqa: F811
             user_id: Optional[int]
             agent_id: int
             name: str
@@ -2082,7 +2082,7 @@ class ABC:
             timestamp: datetime
 
         @dataset
-        class XYZJoinedABC:
+        class XYZJoinedABC:  # noqa: F811
             user_id: Optional[int]
             agent_id: int
             name: str
@@ -2117,7 +2117,7 @@ class ABC:
             timestamp: datetime
 
         @dataset
-        class XYZJoinedABC:
+        class XYZJoinedABC:  # noqa: F811
             user_id: Optional[int]
             agent_id: int
             name: str
@@ -2152,7 +2152,7 @@ class ABC:
             timestamp: datetime
 
         @dataset
-        class XYZJoinedABC:
+        class XYZJoinedABC:  # noqa: F811
             user_id: int
             agent_id: int
             name: str
diff --git a/pyproject.toml b/pyproject.toml
index 96e64754..da5d482f 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "fennel-ai"
-version = "1.5.40"
+version = "1.5.41"
 description = "The modern realtime feature engineering platform"
 authors = ["Fennel AI <developers@fennel.ai>"]
 packages = [{ include = "fennel" }]