diff --git a/jdaviz/configs/cubeviz/plugins/slice/tests/test_slice.py b/jdaviz/configs/cubeviz/plugins/slice/tests/test_slice.py
index f58d10182b..f5fc537416 100644
--- a/jdaviz/configs/cubeviz/plugins/slice/tests/test_slice.py
+++ b/jdaviz/configs/cubeviz/plugins/slice/tests/test_slice.py
@@ -72,6 +72,9 @@ def test_slice(cubeviz_helper, spectrum1d_cube):
 
     # Test player buttons API
 
+    sl.vue_goto_first()
+    assert sl.slice == 0
+
     sl.vue_goto_last()
     assert sl.slice == sl.max_value
 
@@ -89,9 +92,6 @@ def test_slice(cubeviz_helper, spectrum1d_cube):
     assert not sl._player
     # NOTE: Hard to check sl.slice here because it is non-deterministic.
 
-    sl.vue_goto_first()
-    assert sl.slice == 0
-
 
 def test_indicator_settings(cubeviz_helper, spectrum1d_cube):
     app = cubeviz_helper.app
diff --git a/jdaviz/configs/mosviz/plugins/slit_overlay/slit_overlay.py b/jdaviz/configs/mosviz/plugins/slit_overlay/slit_overlay.py
index 892011c2cd..f3aa085cf2 100644
--- a/jdaviz/configs/mosviz/plugins/slit_overlay/slit_overlay.py
+++ b/jdaviz/configs/mosviz/plugins/slit_overlay/slit_overlay.py
@@ -17,8 +17,8 @@
 def jwst_header_to_skyregion(header):
     s_region = header['S_REGION']
     footprint = s_region.split("POLYGON ICRS")[1].split()
-    ra = np.array(footprint[::2], dtype=np.float)
-    dec = np.array(footprint[1::2], dtype=np.float)
+    ra = np.array(footprint[::2], dtype=float)
+    dec = np.array(footprint[1::2], dtype=float)
 
     # Find center of slit
     cra = (max(ra) + min(ra)) / 2
diff --git a/setup.cfg b/setup.cfg
index 9b4aa43242..cc31308c32 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -97,6 +97,9 @@ filterwarnings =
     ignore:distutils Version classes are deprecated:DeprecationWarning
     ignore:Passing unrecognized arguments to super:DeprecationWarning
     ignore:.*With traitlets 4\.1, metadata should be set using the \.tag\(\) method:DeprecationWarning
+    ignore:.*np\.bool8.*is a deprecated alias for:DeprecationWarning
+    ignore:.*np\.uint0.*is a deprecated alias for:DeprecationWarning
+    ignore:.*np\.int0.*is a deprecated alias for:DeprecationWarning
     ignore::DeprecationWarning:glue
     ignore::DeprecationWarning:bqplot
     ignore::DeprecationWarning:bqplot_image_gl