diff --git a/backend/alembic/versions/0085_add_roms_name_sort_key.py b/backend/alembic/versions/0085_add_roms_name_sort_key.py
index c2f232d7c..bb96f8b5b 100644
--- a/backend/alembic/versions/0085_add_roms_name_sort_key.py
+++ b/backend/alembic/versions/0085_add_roms_name_sort_key.py
@@ -53,10 +53,7 @@ def upgrade() -> None:
         batch = rows[start : start + _BACKFILL_BATCH]
         bind.execute(
             update_stmt,
-            [
-                {"_id": row.id, "_key": compute_name_sort_key(row.name)}
-                for row in batch
-            ],
+            [{"_id": row.id, "_key": compute_name_sort_key(row.name)} for row in batch],
         )
 
     op.create_index("idx_roms_name_sort_key", "roms", ["name_sort_key"])
diff --git a/backend/handler/database/roms_handler.py b/backend/handler/database/roms_handler.py
index 05e3f7ab7..72a29bd17 100644
--- a/backend/handler/database/roms_handler.py
+++ b/backend/handler/database/roms_handler.py
@@ -8,7 +8,6 @@ from typing import Any
 from redis.exceptions import WatchError
 from sqlalchemy import (
     Integer,
-    Row,
     String,
     Text,
     and_,
@@ -419,11 +418,11 @@ class DBRomsHandler(DBBaseHandler):
             return query
 
         if ROMM_DB_DRIVER in ("mariadb", "mysql"):
-            match_clauses: list[Any] | None = []
+            match_clauses: list[Any] = []
             for idx, term in enumerate(terms):
                 boolean_query = self._build_fulltext_boolean_query(term)
                 if boolean_query is None:
-                    match_clauses = None
+                    match_clauses = []
                     break
                 param = f"fulltext_search_{idx}"
                 match_clauses.append(
@@ -1158,7 +1157,7 @@ class DBRomsHandler(DBBaseHandler):
             .all()
         )
 
-        result = [[letter, int(position)] for letter, position in rows]
+        result = [(letter, int(position)) for letter, position in rows]
         if redis_key is not None and version is not None:
             _store_versioned_cache(redis_key, version, result)
         return result
diff --git a/backend/models/rom.py b/backend/models/rom.py
index 59b1816b1..4b0444436 100644
--- a/backend/models/rom.py
+++ b/backend/models/rom.py
@@ -45,14 +45,15 @@ NAME_SORT_KEY_MAX_LENGTH = 500
 ARTICLE_PREFIX_RE = re.compile(r"^(the|a|an)\s+")
 DIGIT_RUN_RE = re.compile(r"\d+")
 
+
 def compute_name_sort_key(name: str | None) -> str:
-    """Precompute the natural-sort key stored in `Rom.name_sort_key`
-    """
+    """Precompute the natural-sort key stored in `Rom.name_sort_key`"""
     value = (name or "").lower()
     value = ARTICLE_PREFIX_RE.sub("", value).strip()
     value = DIGIT_RUN_RE.sub(lambda m: m.group(0).zfill(12), value)
     return value[:NAME_SORT_KEY_MAX_LENGTH]
 
+
 if TYPE_CHECKING:
     from models.assets import Save, Screenshot, State
     from models.collection import Collection