diff --git a/lcviz/tests/test_plugin_markers.py b/lcviz/tests/test_plugin_markers.py
index 85350cf..b185373 100644
--- a/lcviz/tests/test_plugin_markers.py
+++ b/lcviz/tests/test_plugin_markers.py
@@ -51,7 +51,7 @@ def test_plugin_markers(helper, light_curve_like_kepler_quarter):
                                          'Time 5.45833e+00 d',
                                          'Flux 9.67587e-01')
 
-    _assert_dict_allclose(label_mouseover.as_dict(), {'data_label': 'Light curve',
+    _assert_dict_allclose(label_mouseover.as_dict(), {'data_label': 'Light curve [Q10]',
                                                       'time': 5.4583335,
                                                       'time:unit': 'd',
                                                       'phase': np.nan,
@@ -81,7 +81,7 @@ def test_plugin_markers(helper, light_curve_like_kepler_quarter):
                                          'Phase 0.45833',
                                          'Flux 9.67587e-01')
 
-    _assert_dict_allclose(label_mouseover.as_dict(), {'data_label': 'Light curve',
+    _assert_dict_allclose(label_mouseover.as_dict(), {'data_label': 'Light curve [Q10]',
                                                       'time': 5.458333374001086,
                                                       'time:unit': 'd',
                                                       'phase': 0.4583333730697632,
diff --git a/lcviz/tests/test_plugin_stitch.py b/lcviz/tests/test_plugin_stitch.py
index 6beffef..cf0e1e3 100644
--- a/lcviz/tests/test_plugin_stitch.py
+++ b/lcviz/tests/test_plugin_stitch.py
@@ -5,7 +5,7 @@ def test_docs_snippets(helper, light_curve_like_kepler_quarter):
 
     lcviz.load_data(lc1, 'lc1')
     lcviz.load_data(lc2, 'lc2')
-    lcviz.app.add_data_to_viewer('flux-vs-time', 'lc2')
+    lcviz.app.add_data_to_viewer('flux-vs-time', 'lc2 [Q10]')
     # lcviz.show()
 
     stitch = lcviz.plugins['Stitch']
@@ -21,7 +21,7 @@ def test_plugin_stitch(helper, light_curve_like_kepler_quarter):
     assert "Stitch" not in helper.plugins.keys()
 
     helper.load_data(light_curve_like_kepler_quarter.copy(), 'lc2')
-    helper.app.add_data_to_viewer('flux-vs-time', 'lc2')
+    helper.app.add_data_to_viewer('flux-vs-time', 'lc2 [Q10]')
     assert "Stitch" in helper.plugins.keys()
 
     stitch = helper.plugins['Stitch']
diff --git a/pyproject.toml b/pyproject.toml
index fd7c070..1959839 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -24,6 +24,7 @@ dependencies = [
     # to devdeps in tox.ini
     "jdaviz>=3.10.2,<3.11",
     "lightkurve>=2.4.1",
+    "numpy<2",
 ]
 dynamic = [
     "version",