diff --git a/notebooks/viewf_theory.ipynb b/notebooks/viewf_theory.ipynb
index bbb6b3c..1e84f34 100644
--- a/notebooks/viewf_theory.ipynb
+++ b/notebooks/viewf_theory.ipynb
@@ -188,6 +188,13 @@
     "\n",
     "plt.show()\n"
    ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": []
   }
  ],
  "metadata": {
diff --git a/setup.py b/setup.py
index 9a75d63..b9ca1a6 100644
--- a/setup.py
+++ b/setup.py
@@ -37,7 +37,6 @@
                   "hor1d.c",
               ]],
               include_dirs=[numpy.get_include()],
-              #   define_macros=[('NPY_NO_DEPRECATED_API', 'NPY_1_7_API_VERSION')],
               #   extra_compile_args=['-O3'],
               #   extra_link_args=['-O3'],
               directives={'linetrace': False, 'language_level': 3}
diff --git a/topocalc/tests/test_viewf.py b/topocalc/tests/test_viewf.py
index f99457e..753cc88 100644
--- a/topocalc/tests/test_viewf.py
+++ b/topocalc/tests/test_viewf.py
@@ -19,9 +19,9 @@ def test_theory_edge(self):
         svf, tvf = viewf(dem, spacing=10)
 
         # The top should all be ones with 100% sky view
-        self.assertTrue(
-            np.array_equal(svf[:, :24],
-                           np.ones_like(svf[:, :24]))
+        np.testing.assert_equal(
+            svf[:, :24],
+            np.ones_like(svf[:, :24])
         )
 
         # The edge should be 50% or 0.5 svf
@@ -39,7 +39,8 @@ def test_viewf_errors_dem(self):
     def test_viewf_errors_angles(self):
         """Test viewf nangles errors"""
 
-        self.assertRaises(ValueError, viewf, np.ones((10, 1)), 10, nangles=10)
+        self.assertRaises(ValueError, viewf, np.ones(
+            (10, 1)), 10, nangles=10)
 
     def test_viewf_errors_sin_slope(self):
         """Test viewf sin_slope errors"""