diff --git a/glue_plotly/html_exporters/jupyter/tests/test_histogram.py b/glue_plotly/html_exporters/jupyter/tests/test_histogram.py
index 70c7cee..4ffd0a7 100644
--- a/glue_plotly/html_exporters/jupyter/tests/test_histogram.py
+++ b/glue_plotly/html_exporters/jupyter/tests/test_histogram.py
@@ -6,9 +6,9 @@
 
 importorskip('glue_jupyter')
 
-from glue_jupyter.bqplot.histogram import BqplotHistogramView  # noqa
+from glue_jupyter.bqplot.histogram import BqplotHistogramView  # noqa: E402
 
-from .test_base import BaseTestJupyterExporter  # noqa
+from .test_base import BaseTestJupyterExporter  # noqa: E402
 
 
 class TestHistogram(BaseTestJupyterExporter):
diff --git a/glue_plotly/html_exporters/jupyter/tests/test_image.py b/glue_plotly/html_exporters/jupyter/tests/test_image.py
index 937cde9..77e799a 100644
--- a/glue_plotly/html_exporters/jupyter/tests/test_image.py
+++ b/glue_plotly/html_exporters/jupyter/tests/test_image.py
@@ -6,11 +6,11 @@
 
 importorskip('glue_jupyter')
 
-from glue_jupyter.bqplot.image import BqplotImageView  # noqa
+from glue_jupyter.bqplot.image import BqplotImageView  # noqa: E402
 
-from numpy import arange, ones  # noqa
+from numpy import arange, ones  # noqa: E402
 
-from .test_base import BaseTestJupyterExporter  # noqa
+from .test_base import BaseTestJupyterExporter  # noqa: E402
 
 
 class TestImage(BaseTestJupyterExporter):
diff --git a/glue_plotly/html_exporters/jupyter/tests/test_ipyvolume_scatter3d.py b/glue_plotly/html_exporters/jupyter/tests/test_ipyvolume_scatter3d.py
index c6d00c8..b7fb2cb 100644
--- a/glue_plotly/html_exporters/jupyter/tests/test_ipyvolume_scatter3d.py
+++ b/glue_plotly/html_exporters/jupyter/tests/test_ipyvolume_scatter3d.py
@@ -1,13 +1,13 @@
 import os
 
 from glue.core import Data
-from glue_plotly.html_exporters.jupyter.tests.test_base import BaseTestJupyterExporter 
+from glue_plotly.html_exporters.jupyter.tests.test_base import BaseTestJupyterExporter
 
 from pytest import importorskip
 
 importorskip('glue_jupyter')
 
-from glue_jupyter.ipyvolume import IpyvolumeScatterView
+from glue_jupyter.ipyvolume import IpyvolumeScatterView  # noqa: E402
 
 
 class TestScatter3D(BaseTestJupyterExporter):
diff --git a/glue_plotly/html_exporters/jupyter/tests/test_ipyvolume_volume.py b/glue_plotly/html_exporters/jupyter/tests/test_ipyvolume_volume.py
index 2c3174e..6cf6665 100644
--- a/glue_plotly/html_exporters/jupyter/tests/test_ipyvolume_volume.py
+++ b/glue_plotly/html_exporters/jupyter/tests/test_ipyvolume_volume.py
@@ -7,14 +7,14 @@
 
 importorskip('glue_jupyter')
 
-from glue_jupyter.ipyvolume import IpyvolumeVolumeView
+from glue_jupyter.ipyvolume import IpyvolumeVolumeView  # noqa: E402
 
 from numpy import arange, ones  # noqa: E402
 
 
 class TestVolume(BaseTestJupyterExporter):
 
-    viewer_type = IpyvolumeVolumeView 
+    viewer_type = IpyvolumeVolumeView
     tool_id = 'save:jupyter_plotlyvolume'
 
     def make_data(self):
diff --git a/glue_plotly/html_exporters/jupyter/tests/test_profile.py b/glue_plotly/html_exporters/jupyter/tests/test_profile.py
index 39eb73b..35309f4 100644
--- a/glue_plotly/html_exporters/jupyter/tests/test_profile.py
+++ b/glue_plotly/html_exporters/jupyter/tests/test_profile.py
@@ -6,9 +6,9 @@
 
 importorskip('glue_jupyter')
 
-from glue_jupyter.bqplot.profile import BqplotProfileView  # noqa
+from glue_jupyter.bqplot.profile import BqplotProfileView  # noqa: E402
 
-from .test_base import BaseTestJupyterExporter  # noqa
+from .test_base import BaseTestJupyterExporter  # noqa: E402
 
 
 class TestProfile(BaseTestJupyterExporter):
diff --git a/glue_plotly/html_exporters/jupyter/tests/test_scatter2d.py b/glue_plotly/html_exporters/jupyter/tests/test_scatter2d.py
index 84788c4..e4ed1e5 100644
--- a/glue_plotly/html_exporters/jupyter/tests/test_scatter2d.py
+++ b/glue_plotly/html_exporters/jupyter/tests/test_scatter2d.py
@@ -6,9 +6,9 @@
 
 importorskip('glue_jupyter')
 
-from glue_jupyter.bqplot.scatter import BqplotScatterView  # noqa
+from glue_jupyter.bqplot.scatter import BqplotScatterView  # noqa: E402
 
-from .test_base import BaseTestJupyterExporter  # noqa
+from .test_base import BaseTestJupyterExporter  # noqa: E402
 
 
 class TestScatter2D(BaseTestJupyterExporter):