diff --git a/tests/test_facets.py b/tests/test_facets.py
index cbee23b0..cecaa305 100644
--- a/tests/test_facets.py
+++ b/tests/test_facets.py
@@ -3,15 +3,16 @@ from datasette.database import Database
 from datasette.facets import ColumnFacet, ArrayFacet, DateFacet
 from datasette.utils.asgi import Request
 from datasette.utils import detect_json1
-from .fixtures import app_client, make_app_client  # noqa
+from .fixtures import make_app_client
 import json
 import pytest
 
 
+@pytest.mark.ds_client
 @pytest.mark.asyncio
-async def test_column_facet_suggest(app_client):
+async def test_column_facet_suggest(ds_client):
     facet = ColumnFacet(
-        app_client.ds,
+        ds_client.ds,
         Request.fake("/"),
         database="fixtures",
         sql="select * from facetable",
@@ -36,10 +37,11 @@ async def test_column_facet_suggest(app_client):
     ] == suggestions
 
 
+@pytest.mark.ds_client
 @pytest.mark.asyncio
-async def test_column_facet_suggest_skip_if_already_selected(app_client):
+async def test_column_facet_suggest_skip_if_already_selected(ds_client):
     facet = ColumnFacet(
-        app_client.ds,
+        ds_client.ds,
         Request.fake("/?_facet=planet_int&_facet=on_earth"),
         database="fixtures",
         sql="select * from facetable",
@@ -74,10 +76,11 @@ async def test_column_facet_suggest_skip_if_already_selected(app_client):
     ] == suggestions
 
 
+@pytest.mark.ds_client
 @pytest.mark.asyncio
-async def test_column_facet_suggest_skip_if_enabled_by_metadata(app_client):
+async def test_column_facet_suggest_skip_if_enabled_by_metadata(ds_client):
     facet = ColumnFacet(
-        app_client.ds,
+        ds_client.ds,
         Request.fake("/"),
         database="fixtures",
         sql="select * from facetable",
@@ -96,10 +99,11 @@ async def test_column_facet_suggest_skip_if_enabled_by_metadata(app_client):
     ] == suggestions
 
 
+@pytest.mark.ds_client
 @pytest.mark.asyncio
-async def test_column_facet_results(app_client):
+async def test_column_facet_results(ds_client):
     facet = ColumnFacet(
-        app_client.ds,
+        ds_client.ds,
         Request.fake("/?_facet=_city_id"),
         database="fixtures",
         sql="select * from facetable",
@@ -148,10 +152,11 @@ async def test_column_facet_results(app_client):
     ] == buckets
 
 
+@pytest.mark.ds_client
 @pytest.mark.asyncio
-async def test_column_facet_results_column_starts_with_underscore(app_client):
+async def test_column_facet_results_column_starts_with_underscore(ds_client):
     facet = ColumnFacet(
-        app_client.ds,
+        ds_client.ds,
         Request.fake("/?_facet=_neighborhood"),
         database="fixtures",
         sql="select * from facetable",
@@ -270,10 +275,11 @@ async def test_column_facet_results_column_starts_with_underscore(app_client):
     ]
 
 
+@pytest.mark.ds_client
 @pytest.mark.asyncio
-async def test_column_facet_from_metadata_cannot_be_hidden(app_client):
+async def test_column_facet_from_metadata_cannot_be_hidden(ds_client):
     facet = ColumnFacet(
-        app_client.ds,
+        ds_client.ds,
         Request.fake("/"),
         database="fixtures",
         sql="select * from facetable",
@@ -323,11 +329,12 @@ async def test_column_facet_from_metadata_cannot_be_hidden(app_client):
     ] == buckets
 
 
+@pytest.mark.ds_client
 @pytest.mark.asyncio
 @pytest.mark.skipif(not detect_json1(), reason="Requires the SQLite json1 module")
-async def test_array_facet_suggest(app_client):
+async def test_array_facet_suggest(ds_client):
     facet = ArrayFacet(
-        app_client.ds,
+        ds_client.ds,
         Request.fake("/"),
         database="fixtures",
         sql="select * from facetable",
@@ -343,11 +350,12 @@ async def test_array_facet_suggest(app_client):
     ] == suggestions
 
 
+@pytest.mark.ds_client
 @pytest.mark.asyncio
 @pytest.mark.skipif(not detect_json1(), reason="Requires the SQLite json1 module")
-async def test_array_facet_suggest_not_if_all_empty_arrays(app_client):
+async def test_array_facet_suggest_not_if_all_empty_arrays(ds_client):
     facet = ArrayFacet(
-        app_client.ds,
+        ds_client.ds,
         Request.fake("/"),
         database="fixtures",
         sql="select * from facetable where tags = '[]'",
@@ -357,11 +365,12 @@ async def test_array_facet_suggest_not_if_all_empty_arrays(app_client):
     assert [] == suggestions
 
 
+@pytest.mark.ds_client
 @pytest.mark.asyncio
 @pytest.mark.skipif(not detect_json1(), reason="Requires the SQLite json1 module")
-async def test_array_facet_results(app_client):
+async def test_array_facet_results(ds_client):
     facet = ArrayFacet(
-        app_client.ds,
+        ds_client.ds,
         Request.fake("/?_facet_array=tags"),
         database="fixtures",
         sql="select * from facetable",
@@ -403,6 +412,7 @@ async def test_array_facet_results(app_client):
     ] == buckets
 
 
+@pytest.mark.ds_client
 @pytest.mark.asyncio
 @pytest.mark.skipif(not detect_json1(), reason="Requires the SQLite json1 module")
 async def test_array_facet_handle_duplicate_tags():
@@ -458,10 +468,11 @@ async def test_array_facet_handle_duplicate_tags():
     }
 
 
+@pytest.mark.ds_client
 @pytest.mark.asyncio
-async def test_date_facet_results(app_client):
+async def test_date_facet_results(ds_client):
     facet = DateFacet(
-        app_client.ds,
+        ds_client.ds,
         Request.fake("/?_facet_date=created"),
         database="fixtures",
         sql="select * from facetable",
@@ -623,12 +634,15 @@ def test_other_types_of_facet_in_metadata():
             assert fragment in response.text
 
 
-def test_conflicting_facet_names_json(app_client):
-    response = app_client.get(
+@pytest.mark.ds_client
+@pytest.mark.ds_client
+@pytest.mark.asyncio
+async def test_conflicting_facet_names_json(ds_client):
+    response = await ds_client.get(
         "/fixtures/facetable.json?_facet=created&_facet_date=created"
         "&_facet=tags&_facet_array=tags"
     )
-    assert set(response.json["facet_results"].keys()) == {
+    assert set(response.json()["facet_results"].keys()) == {
         "created",
         "tags",
         "created_2",