diff --git a/tests4/unittest/test_background_steps.py b/tests4/unittest/test_background_steps.py
index ac1cc9e0..dd902397 100644
--- a/tests4/unittest/test_background_steps.py
+++ b/tests4/unittest/test_background_steps.py
@@ -88,7 +88,7 @@ async def _make_scan_step(
     dump_store_index: bool = True,
     dispatch_job: str = "update_store_index",
 ) -> tuple[_RecordingScanChangesStep, RuntimeContext, LocalFileStore, ChunkedFileParser]:
-    fs = LocalFileStore(store_name="test_store", embedding_model="")
+    fs = LocalFileStore(name="test_store", embedding_model="")
     parser = ChunkedFileParser()
     await fs.start()
     await parser.start()
diff --git a/tests4/unittest/test_common_steps.py b/tests4/unittest/test_common_steps.py
index 4b573e35..b0d48a81 100644
--- a/tests4/unittest/test_common_steps.py
+++ b/tests4/unittest/test_common_steps.py
@@ -61,7 +61,7 @@ def _node(path: str, links: list[tuple[str, str | None, str | None]] | None = No
 
 async def _make_store(nodes: list[FileNode]) -> LocalFileStore:
     """LocalFileStore seeded with the given graph nodes (no files on disk)."""
-    store = LocalFileStore(store_name="t", embedding_model="")
+    store = LocalFileStore(name="t", embedding_model="")
     await store.start()
     if nodes:
         await store.file_graph.upsert_nodes(nodes)
diff --git a/tests4/unittest/test_crud_steps.py b/tests4/unittest/test_crud_steps.py
index 7159b287..0f170de6 100644
--- a/tests4/unittest/test_crud_steps.py
+++ b/tests4/unittest/test_crud_steps.py
@@ -66,7 +66,7 @@ class temp_chdir:
 
 async def _make_store(files: dict[str, str] | None = None) -> LocalFileStore:
     """LocalFileStore seeded with files on disk + registered in the graph."""
-    store = LocalFileStore(store_name="t", embedding_model="")
+    store = LocalFileStore(name="t", embedding_model="")
     await store.start()
     nodes: list[FileNode] = []
     for rel, content in (files or {}).items():
diff --git a/tests4/unittest/test_daily_steps.py b/tests4/unittest/test_daily_steps.py
index 1e5cf4fb..fdafda38 100644
--- a/tests4/unittest/test_daily_steps.py
+++ b/tests4/unittest/test_daily_steps.py
@@ -75,7 +75,7 @@ async def _make_store_with_dailies(entries: list[tuple[str, str, str]]) -> Local
     ``daily/<date>/<slug>.md`` with a minimal ``name``-only
     frontmatter — no opinionated status / lifecycle axes.
     """
-    store = LocalFileStore(store_name="t", embedding_model="")
+    store = LocalFileStore(name="t", embedding_model="")
     await store.start()
     for day, slug, body in entries:
         day_dir = Path.cwd() / "daily" / day
@@ -158,7 +158,7 @@ def test_daily_list_returns_path_slug_name_description():
 
     async def run():
         with tempfile.TemporaryDirectory() as tmp, temp_chdir(tmp):
-            store = LocalFileStore(store_name="t", embedding_model="")
+            store = LocalFileStore(name="t", embedding_model="")
             await store.start()
             await _seed_note(
                 "2026-05-18",
@@ -216,7 +216,7 @@ def test_daily_list_empty_when_no_daily_dir():
 
     async def run():
         with tempfile.TemporaryDirectory() as tmp, temp_chdir(tmp):
-            store = LocalFileStore(store_name="t", embedding_model="")
+            store = LocalFileStore(name="t", embedding_model="")
             await store.start()
             step = daily_list_step.DailyListStep(file_store=store)
             await step(date="2026-05-18")
@@ -280,7 +280,7 @@ def test_daily_read_returns_body_and_frontmatter_dict():
 
     async def run():
         with tempfile.TemporaryDirectory() as tmp, temp_chdir(tmp):
-            store = LocalFileStore(store_name="t", embedding_model="")
+            store = LocalFileStore(name="t", embedding_model="")
             await store.start()
             day_dir = Path(tmp) / "daily" / "2026-05-18"
             day_dir.mkdir(parents=True, exist_ok=True)
@@ -373,7 +373,7 @@ def test_daily_read_empty_frontmatter_dict():
 
     async def run():
         with tempfile.TemporaryDirectory() as tmp, temp_chdir(tmp):
-            store = LocalFileStore(store_name="t", embedding_model="")
+            store = LocalFileStore(name="t", embedding_model="")
             await store.start()
             day_dir = Path(tmp) / "daily" / "2026-05-18"
             day_dir.mkdir(parents=True, exist_ok=True)
@@ -678,7 +678,7 @@ def test_day_index_lists_each_note():
 
     async def run():
         with tempfile.TemporaryDirectory() as tmp, temp_chdir(tmp):
-            store = LocalFileStore(store_name="t", embedding_model="")
+            store = LocalFileStore(name="t", embedding_model="")
             await store.start()
             await _seed_note("2026-05-18", "alpha", name="Alpha Project")
             await _seed_note("2026-05-18", "beta", name="Beta Project")
@@ -702,7 +702,7 @@ def test_day_index_includes_note_descriptions():
 
     async def run():
         with tempfile.TemporaryDirectory() as tmp, temp_chdir(tmp):
-            store = LocalFileStore(store_name="t", embedding_model="")
+            store = LocalFileStore(name="t", embedding_model="")
             await store.start()
             cases = [
                 ("alpha", "Alpha Project", "实现 JWT auth 中间件，迁移 session middleware"),
@@ -751,7 +751,7 @@ def test_day_index_preserves_manual_segment():
 
     async def run():
         with tempfile.TemporaryDirectory() as tmp, temp_chdir(tmp):
-            store = LocalFileStore(store_name="t", embedding_model="")
+            store = LocalFileStore(name="t", embedding_model="")
             await store.start()
             await _seed_note("2026-05-18", "alpha")
             reindex = daily_reindex_step.DailyReindexStep(file_store=store)
diff --git a/tests4/unittest/test_file_store.py b/tests4/unittest/test_file_store.py
index e022a149..f27234f8 100644
--- a/tests4/unittest/test_file_store.py
+++ b/tests4/unittest/test_file_store.py
@@ -60,7 +60,7 @@ class temp_chdir:
 
 async def make_store(store_name: str = "test_store", **kwargs) -> LocalFileStore:
     """Build a started LocalFileStore with embedding disabled (no OpenAI dep)."""
-    store = LocalFileStore(store_name=store_name, embedding_model="", **kwargs)
+    store = LocalFileStore(name=store_name, embedding_model="", **kwargs)
     await store.start()
     return store
 
@@ -352,7 +352,7 @@ def _skip_if_no_faiss(name: str) -> bool:
 
 async def make_faiss_store(store_name: str = "test_faiss", **kwargs) -> FaissLocalFileStore:
     """Build a started FaissLocalFileStore wired to FakeEmbeddingModel (no API calls)."""
-    store = FaissLocalFileStore(store_name=store_name, embedding_model="fake", **kwargs)
+    store = FaissLocalFileStore(name=store_name, embedding_model="fake", **kwargs)
     fake = FakeEmbeddingModel()
     # Replace the unresolved Dependency placeholder with a concrete instance and
     # let start() cascade lifecycle to it via _owned.
@@ -531,7 +531,7 @@ def test_faiss_disabled_without_embedding():
 
     async def run():
         with tempfile.TemporaryDirectory() as tmpdir, temp_chdir(tmpdir):
-            store = FaissLocalFileStore(store_name="disabled", embedding_model="")
+            store = FaissLocalFileStore(name="disabled", embedding_model="")
             await store.start()
             await store.upsert([make_file("a.md", "alpha")])
 
diff --git a/tests4/unittest/test_resource_steps.py b/tests4/unittest/test_resource_steps.py
index aa44b622..a0c4ef5f 100644
--- a/tests4/unittest/test_resource_steps.py
+++ b/tests4/unittest/test_resource_steps.py
@@ -49,7 +49,7 @@ class temp_chdir:
 
 async def _make_store() -> LocalFileStore:
     """Minimal LocalFileStore (embedding disabled). vault_path resolves to CWD."""
-    store = LocalFileStore(store_name="t", embedding_model="")
+    store = LocalFileStore(name="t", embedding_model="")
     await store.start()
     return store
 
diff --git a/tests4/unittest/test_wikilink_utils.py b/tests4/unittest/test_wikilink_utils.py
index 1454afd2..c43aa510 100644
--- a/tests4/unittest/test_wikilink_utils.py
+++ b/tests4/unittest/test_wikilink_utils.py
@@ -51,7 +51,7 @@ async def _store_with(files: dict[str, str]) -> LocalFileStore:
     Without the parsed links the reverse-index lookup yields nothing and
     retarget becomes a no-op.
     """
-    store = LocalFileStore(store_name="t", embedding_model="")
+    store = LocalFileStore(name="t", embedding_model="")
     await store.start()
     nodes: list[FileNode] = []
     root = Path.cwd()
@@ -72,7 +72,7 @@ async def _store_with(files: dict[str, str]) -> LocalFileStore:
 
 
 async def _empty_store() -> LocalFileStore:
-    store = LocalFileStore(store_name="t", embedding_model="")
+    store = LocalFileStore(name="t", embedding_model="")
     await store.start()
     return store