diff --git a/qiskit/circuit/library/generalized_gates/permutation.py b/qiskit/circuit/library/generalized_gates/permutation.py
index 76f4ab7e04f..285590962c8 100644
--- a/qiskit/circuit/library/generalized_gates/permutation.py
+++ b/qiskit/circuit/library/generalized_gates/permutation.py
@@ -141,7 +141,7 @@ def __init__(
             raise CircuitError(
                 "Permutation pattern must be some ordering of 0..num_qubits-1 in a list."
             )
-        pattern = np.array(pattern, dtype=int)
+        pattern = np.array(pattern, dtype=np.int32)
 
         super().__init__(name="permutation", num_qubits=num_qubits, params=[pattern])