diff --git a/tests/test_xarray.py b/tests/test_xarray.py
index 003d2718516..5b06804a517 100644
--- a/tests/test_xarray.py
+++ b/tests/test_xarray.py
@@ -114,8 +114,9 @@ def test_convert_units(test_var):
     assert units(test_var.attrs['units']) == units('degC')
 
     # Make sure we now get an array back with properly converted values
-    assert test_var.metpy.unit_array.units == units.degC
-    assert_almost_equal(test_var[0, 0, 0, 0], 18.44 * units.degC, 2)
+    quant = test_var.metpy.unit_array
+    assert quant.units == units.degC
+    assert_almost_equal(quant[0, 0, 0, 0], 18.44 * units.degC, 2)
 
 
 def test_convert_coordinate_units(test_ds_generic):