diff --git a/qiskit/providers/basicaer/unitary_simulator.py b/qiskit/providers/basicaer/unitary_simulator.py
index 4605ff3bc051..589aa813ecd1 100644
--- a/qiskit/providers/basicaer/unitary_simulator.py
+++ b/qiskit/providers/basicaer/unitary_simulator.py
@@ -206,8 +206,7 @@ def _get_unitary(self):
 
     @deprecate_arg(
         "run_input",
-        deprecation_description="""Using a qiskit.qobj.QasmQobj for the first
-        argument to UnitarySimulatorPy.run()""",
+        deprecation_description="Using a QasmQobj for the first argument to UnitarySimulatorPy.run()",
         since="0.46.0",
         pending=False,
         predicate=lambda run_input: isinstance(run_input, (QuantumCircuit, list)),