diff --git a/qutes.code-workspace b/qutes.code-workspace
index 8b5d79b..089c547 100644
--- a/qutes.code-workspace
+++ b/qutes.code-workspace
@@ -13,7 +13,9 @@
 			"visitors": true
 		},
 		"cSpell.words": [
-			"Antlr"
+			"Antlr",
+			"Qiskit",
+			"qustring"
 		],
 		"pylint.importStrategy": "fromEnvironment",
 		"python.testing.cwd": "./src",
diff --git a/src/quantum_circuit/__init__.py b/src/quantum_circuit/__init__.py
index 5c151fd..3f822a4 100644
--- a/src/quantum_circuit/__init__.py
+++ b/src/quantum_circuit/__init__.py
@@ -3,4 +3,5 @@
 from quantum_circuit.quantum_circuit import QuantumCircuit
 from quantum_circuit.quantum_circuit_handler import QuantumCircuitHandler
 from quantum_circuit.quantum_register import QuantumRegister
-from quantum_circuit.qutes_gates import QutesGates
\ No newline at end of file
+from quantum_circuit.qutes_gates import QutesGates
+from quantum_circuit.quantum_register import QiskitQubit
\ No newline at end of file
diff --git a/src/quantum_circuit/quantum_circuit_handler.py b/src/quantum_circuit/quantum_circuit_handler.py
index 08b6ef3..b79ac27 100644
--- a/src/quantum_circuit/quantum_circuit_handler.py
+++ b/src/quantum_circuit/quantum_circuit_handler.py
@@ -2,7 +2,7 @@
 from typing import Any, Callable, cast
 from quantum_circuit.classical_register import ClassicalRegister
 from quantum_circuit.quantum_circuit import QuantumCircuit
-from quantum_circuit.quantum_register import QuantumRegister
+from quantum_circuit.quantum_register import QuantumRegister, QiskitQubit
 from symbols.types import Qubit, Quint, Qustring, QutesDataType
 from qiskit import IBMQ, Aer, QiskitError, transpile
 from qiskit.primitives import Sampler
@@ -219,20 +219,20 @@ def push_pauliy_operation(self, quantum_register : QuantumRegister) -> None:
     def push_pauliz_operation(self, quantum_register : QuantumRegister) -> None:
         self._current_operation_stack.append(lambda circuit : cast(QuantumCircuit, circuit).z(quantum_register))
 
-    def push_MCZ_operation(self, quantum_registers : list[QuantumRegister]) -> None:
-        mcz_gate = MCMT(ZGate(), sum([q.size for q in quantum_registers]) - 1, 1)
+    def push_MCZ_operation(self, quantum_registers : list[QuantumRegister] | list[QiskitQubit]) -> None:
+        mcz_gate = MCMT(ZGate(), sum([1 if isinstance(q, QiskitQubit) else q.size for q in quantum_registers]) - 1, 1)
         self._current_operation_stack.append(lambda circuit : cast(QuantumCircuit, circuit).compose(mcz_gate, unwrap(quantum_registers), inplace=True))
 
-    def push_MCX_operation(self, quantum_registers : list[QuantumRegister]) -> None:
-        mcx_gate = MCMT(XGate(), sum([len(q) for q in quantum_registers]) - 1, 1)        
+    def push_MCX_operation(self, quantum_registers : list[QuantumRegister] | list[QiskitQubit]) -> None:
+        mcx_gate = MCMT(XGate(), sum([1 if isinstance(q, QiskitQubit) else q.size for q in quantum_registers]) - 1, 1)        
         self._current_operation_stack.append(lambda circuit : cast(QuantumCircuit, circuit).compose(mcx_gate, unwrap(quantum_registers), inplace=True))
 
-    def push_MCY_operation(self, quantum_registers : list[QuantumRegister]) -> None:
-        mcy_gate = MCMT(YGate(), sum([q.size for q in quantum_registers]) - 1, 1)        
+    def push_MCY_operation(self, quantum_registers : list[QuantumRegister] | list[QiskitQubit]) -> None:
+        mcy_gate = MCMT(YGate(), sum([1 if isinstance(q, QiskitQubit) else q.size for q in quantum_registers]) - 1, 1)        
         self._current_operation_stack.append(lambda circuit : cast(QuantumCircuit, circuit).compose(mcy_gate, unwrap(quantum_registers), inplace=True))
 
-    def push_MCP_operation(self, theta, quantum_registers : list[QuantumRegister]) -> None:
-        mcp_gate = MCMT(PhaseGate(theta), sum([q.size for q in quantum_registers]) - 1, 1)        
+    def push_MCP_operation(self, theta, quantum_registers : list[QuantumRegister] | list[QiskitQubit]) -> None:
+        mcp_gate = MCMT(PhaseGate(theta), sum([1 if isinstance(q, QiskitQubit) else q.size for q in quantum_registers]) - 1, 1)        
         self._current_operation_stack.append(lambda circuit : cast(QuantumCircuit, circuit).compose(mcp_gate, unwrap(quantum_registers), inplace=True))
 
     def push_hadamard_operation(self, quantum_register : QuantumRegister) -> None:
diff --git a/src/quantum_circuit/quantum_register.py b/src/quantum_circuit/quantum_register.py
index ba31f43..7a18f4c 100644
--- a/src/quantum_circuit/quantum_register.py
+++ b/src/quantum_circuit/quantum_register.py
@@ -1,5 +1,7 @@
 from qiskit import QuantumRegister as qr
 from quantum_circuit.classical_register import ClassicalRegister
+from qiskit.circuit.quantumregister import Qubit as QiskitQubit
+
 
 class QuantumRegister(qr):
     def __init__(self, size, var_name, bits = None):
@@ -8,4 +10,3 @@ def __init__(self, size, var_name, bits = None):
 
     def __len__(self):
         return self.size
-    
\ No newline at end of file