diff --git a/baseband_tasks/phases/phase.py b/baseband_tasks/phases/phase.py
index 82586af7..61bfc61e 100644
--- a/baseband_tasks/phases/phase.py
+++ b/baseband_tasks/phases/phase.py
@@ -316,7 +316,8 @@ def __str__(self):
         # Override Angle, since one cannot override the formatter for
         # structured dtype in array2string.
         def formatter(x):
-            return x.view(self.dtype).to_string()
+            # [...] and view as self.__class__ are needed for scalar case.
+            return x[...].view(self.dtype, self.__class__).to_string()
 
         return np.array2string(self.view(f"V{self.dtype.itemsize}"),
                                formatter={'all': formatter}) + self._unitstr
diff --git a/baseband_tasks/tests/test_phase_class.py b/baseband_tasks/tests/test_phase_class.py
index f9c587bc..19c0e092 100644
--- a/baseband_tasks/tests/test_phase_class.py
+++ b/baseband_tasks/tests/test_phase_class.py
@@ -679,13 +679,15 @@ def test_from_string_invalid(self, item):
         with pytest.raises(ValueError):
             Phase.from_string(item)
 
+    @pytest.mark.parametrize('item', (0, (), (0, 0)))
     @pytest.mark.parametrize('imag', (True, False))
-    def test_str_works(self, imag):
-        str(self.phase * 1j if imag else self.phase)
+    def test_str_works(self, imag, item):
+        str((self.phase * 1j if imag else self.phase)[item])
 
+    @pytest.mark.parametrize('item', (0, (), (0, 0)))
     @pytest.mark.parametrize('imag', (True, False))
-    def test_repr_works(self, imag):
-        repr(self.phase * 1j if imag else self.phase)
+    def test_repr_works(self, imag, item):
+        repr((self.phase * 1j if imag else self.phase)[item])
 
     @pytest.mark.parametrize('imag', (True, False))
     def test_str(self, imag):