diff --git a/invokeai/app/api/routers/model_records.py b/invokeai/app/api/routers/model_records.py
index 298b30735a..51a4481acb 100644
--- a/invokeai/app/api/routers/model_records.py
+++ b/invokeai/app/api/routers/model_records.py
@@ -42,7 +42,7 @@ async def list_model_records(
     """Get a list of models."""
     record_store = ApiDependencies.invoker.services.model_records
     if base_models and len(base_models) > 0:
-        models_raw = list()
+        models_raw = []
         for base_model in base_models:
             models_raw.extend(
                 [x.model_dump() for x in record_store.search_by_attr(base_model=base_model, model_type=model_type)]
diff --git a/invokeai/backend/model_manager/hash.py b/invokeai/backend/model_manager/hash.py
index f26f3f4394..fb563a8cda 100644
--- a/invokeai/backend/model_manager/hash.py
+++ b/invokeai/backend/model_manager/hash.py
@@ -49,7 +49,7 @@ class FastModelHash(object):
     def _hash_dir(cls, model_location: Union[str, Path]) -> str:
         components: Dict[str, str] = {}
 
-        for root, dirs, files in os.walk(model_location):
+        for root, _dirs, files in os.walk(model_location):
             for file in files:
                 # only tally tensor files because diffusers config files change slightly
                 # depending on how the model was downloaded/converted.
@@ -61,6 +61,6 @@ class FastModelHash(object):
 
         # hash all the model hashes together, using alphabetic file order
         md5 = hashlib.md5()
-        for path, fast_hash in sorted(components.items()):
+        for _path, fast_hash in sorted(components.items()):
             md5.update(fast_hash.encode("utf-8"))
         return md5.hexdigest()
diff --git a/tests/app/services/model_records/test_model_records_sql.py b/tests/app/services/model_records/test_model_records_sql.py
index 52a7c40dfd..02a55c89ac 100644
--- a/tests/app/services/model_records/test_model_records_sql.py
+++ b/tests/app/services/model_records/test_model_records_sql.py
@@ -52,16 +52,16 @@ def test_type(store: ModelRecordServiceBase):
 
 
 def test_add(store: ModelRecordServiceBase):
-    raw = dict(
-        path="/tmp/foo.ckpt",
-        name="model1",
-        base=BaseModelType("sd-1"),
-        type="main",
-        config="/tmp/foo.yaml",
-        variant="normal",
-        format="checkpoint",
-        original_hash="111222333444",
-    )
+    raw = {
+        "path": "/tmp/foo.ckpt",
+        "name": "model1",
+        "base": BaseModelType("sd-1"),
+        "type": "main",
+        "config": "/tmp/foo.yaml",
+        "variant": "normal",
+        "format": "checkpoint",
+        "original_hash": "111222333444",
+    }
     store.add_model("key1", raw)
     config1 = store.get_model("key1")
     assert config1 is not None