diff --git a/quantum/ripple_adder_classic.py b/quantum/ripple_adder_classic.py
index f5b0a980c..dbfa9c192 100644
--- a/quantum/ripple_adder_classic.py
+++ b/quantum/ripple_adder_classic.py
@@ -4,9 +4,10 @@
 
 from qiskit import Aer, QuantumCircuit, execute
 from qiskit.providers import BaseBackend
+from typing import Tuple
 
 
-def store_two_classics(val1: int, val2: int) -> (QuantumCircuit, str, str):
+def store_two_classics(val1: int, val2: int) -> Tuple[QuantumCircuit, str, str]:
     """
     Generates a Quantum Circuit which stores two classical integers
     Returns the circuit and binary representation of the integers