anchor.diff:      repo = "qiskit-aer";
       rev = version;
       fetchSubmodules = true; # fetch muparserx and other required libraries
  -    sha256 = "0pbi8ldz8f1zm7pf2n5229g6kccriq21f24q9cb7bd4j5gdky5sk";
  +    sha256 = "0vw6b69h8pvzxhaz3k8sg9ac792gz3kklfv0izs6ra83y1dfwhjz";
     };
   
     nativeBuildInputs = [
  
positive.code:     cython  # generates some cython files at runtime that need to be cython-ized
      numpy
      pybind11
    ];
  
    patches = [
      (fetchpatch{
        name = "qiskit-aer-pr-727-fix-random-unitary-test.patch";
        url = "https://github.com/Qiskit/qiskit-aer/commit/09afb3b6b0710042ab65d88e863363f2c843dcb0.patch";
        sha256 = "0521b7i4fpc5brqs08w381g3c655f9cbn6my1740jnk7dv5lhsv9";
      })
    ];
  
    postPatch = ''
  
negative.code:     pytestCheckHook
    ];
    dontUseSetuptoolsCheck = true;  # Otherwise runs tests twice
    disabledTests = [
      # broken with cvxpy >= 1.1.0, see https://github.com/Qiskit/qiskit-aer/issues/779.
      # TODO: Remove once resolved, probably next qiskit-aer version
      "test_clifford"
    ];
  
    preCheck = ''
      # Tests include a compiled "circuit" which is auto-built in $HOME
  