diff --git a/tests/fixtures.py b/tests/fixtures.py
index 00140f50..0330c8ed 100644
--- a/tests/fixtures.py
+++ b/tests/fixtures.py
@@ -101,6 +101,7 @@ def make_app_client(
     extra_databases=None,
     inspect_data=None,
     static_mounts=None,
+    template_dir=None,
 ):
     with tempfile.TemporaryDirectory() as tmpdir:
         filepath = os.path.join(tmpdir, filename)
@@ -143,6 +144,7 @@ def make_app_client(
             config=config,
             inspect_data=inspect_data,
             static_mounts=static_mounts,
+            template_dir=template_dir,
         )
         ds.sqlite_functions.append(("sleep", 1, lambda n: time.sleep(float(n))))
         client = TestClient(ds.app())
diff --git a/tests/test_html.py b/tests/test_html.py
index 32fa2fe3..f76f98b9 100644
--- a/tests/test_html.py
+++ b/tests/test_html.py
@@ -964,3 +964,16 @@ def test_metadata_json_html(app_client):
     assert response.status == 200
     pre = Soup(response.body, "html.parser").find("pre")
     assert METADATA == json.loads(pre.text)
+
+
+def test_custom_table_include():
+    for client in make_app_client(
+        template_dir=str(pathlib.Path(__file__).parent / "test_templates")
+    ):
+        response = client.get("/fixtures/complex_foreign_keys")
+        assert response.status == 200
+        assert (
+            '<div class="custom-table-row">'
+            '1 - 2 - <a href="/fixtures/simple_primary_key/1">hello</a> <em>1</em>'
+            "</div>"
+        ) == str(Soup(response.text, "html.parser").select_one("div.custom-table-row"))
diff --git a/tests/test_templates/_table.html b/tests/test_templates/_table.html
new file mode 100644
index 00000000..14f635a8
--- /dev/null
+++ b/tests/test_templates/_table.html
@@ -0,0 +1,3 @@
+{% for row in display_rows %}
+    <div class="custom-table-row">{{ row["f1"] }} - {{ row["f2"] }} - {{ row.display("f3") }}</div>
+{% endfor %}