--- a/test/parser.tst
+++ b/test/parser.tst
@@ -195,21 +195,21 @@
 %! assert ([2 3].^2', [4; 9]);
 ## Level 12 (postfix increment and decrement)
 ## No tests possible since a++-- is not valid
-
 ## Level 11 (transpose and exponentiation)
+## Note: Exponentiation should be left-to-right, but Octave does right-to-left.
+##       See bug #33304.
 %!test
 %! assert (2^3**2, 64);
 %! assert ([2 3].^2.', [4;9]);
 %! assert ([2 3].'.^2, [4;9]);
 %! assert (3*4i'.', 0 - 12i);
 %! assert (3*4i.'.', 0 + 12i);
+%! assert (2^-4^3, (1/16)^3);
+%! assert (2^+4^3, 16^3);
+%! assert (2^~0^2, 4);
 
 ## Note: Exponentiation should be left-to-right, but Octave does right-to-left.
 ##       See bug #33304.
-%!xtest
-%! assert (2^-4^3, (1/16)^3);
-%! assert (2^+4^3, 16^3);
-%! assert (2^~0^2, 4);
 
 ## Level 10 (unary plus/minus, prefix increment/decrement, not)
 %!test