diff --git a/qiskit_class_converter/converters/quantum_circuit_to_matrix.py b/qiskit_class_converter/converters/quantum_circuit_to_matrix.py
index a475079..d1f6d35 100644
--- a/qiskit_class_converter/converters/quantum_circuit_to_matrix.py
+++ b/qiskit_class_converter/converters/quantum_circuit_to_matrix.py
@@ -36,6 +36,7 @@ def actual_convert_action(self):
         matrix_list = {"gate": [], "name": []}
         # type validate
         if isinstance(self.input_value, (List, QuantumCircuit)):
+            self.input_value = self.input_value.remove_final_measurements(inplace=False)
             dag = self.qiskit.converters.circuit_to_dag(self.input_value)
         else:
             raise TypeError("QuantumCircuit is required.")