diff --git a/mtg_ssm/containers/indexes.py b/mtg_ssm/containers/indexes.py
index 315792d..563fbbb 100644
--- a/mtg_ssm/containers/indexes.py
+++ b/mtg_ssm/containers/indexes.py
@@ -103,9 +103,9 @@ def load_data(self, scrydata: ScryfallDataSet) -> None:
                 migration.migration_strategy == ScryMigrationStrategy.MERGE
                 and migration.new_scryfall_id
             ):
-                self.migrate_old_id_to_new_id[
-                    migration.old_scryfall_id
-                ] = migration.new_scryfall_id
+                self.migrate_old_id_to_new_id[migration.old_scryfall_id] = (
+                    migration.new_scryfall_id
+                )
 
 
 class Oracle:
diff --git a/mtg_ssm/scryfall/models.py b/mtg_ssm/scryfall/models.py
index 8b0a7e3..68cb237 100644
--- a/mtg_ssm/scryfall/models.py
+++ b/mtg_ssm/scryfall/models.py
@@ -1,4 +1,5 @@
 """Scryfall object models."""
+
 # ruff: noqa: A003
 
 import datetime as dt
diff --git a/mtg_ssm/serialization/__init__.py b/mtg_ssm/serialization/__init__.py
index 16df9b9..cf5f152 100644
--- a/mtg_ssm/serialization/__init__.py
+++ b/mtg_ssm/serialization/__init__.py
@@ -1,4 +1,5 @@
 """Ensure that all serializers are imported to properly set up interface."""
+
 from . import csv, interface, xlsx
 
 __all__ = ["csv", "interface", "xlsx"]
diff --git a/pyproject.toml b/pyproject.toml
index f741b06..d6ab7e2 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -54,6 +54,7 @@ dev = [
     "black",
     "coverage[toml]",
     "doc8",
+    "exceptiongroup",
     "freezegun",
     "lxml",
     "mypy",