diff --git a/scenarios/preset/preset_grpc.py b/scenarios/preset/preset_grpc.py
index b636104..0c170ea 100755
--- a/scenarios/preset/preset_grpc.py
+++ b/scenarios/preset/preset_grpc.py
@@ -34,7 +34,7 @@ parser.add_argument('--ignore-errors', help='Ignore preset errors', action='stor
 parser.add_argument('--workers', help='Count of workers in preset. Max = 50, Default = 50', default=50)
 parser.add_argument('--sleep', help='Time to sleep between containers creation and objects upload (in seconds), '
                                     'Default = 8', default=8)
-parser.add_argument('--local', help='Create containers that store data on provided endpoints. Warning: additional empty containers may be created.', default=False)
+parser.add_argument('--local', help='Create containers that store data on provided endpoints. Warning: additional empty containers may be created.', action='store_true')
 
 args: Namespace = parser.parse_args()
 print(args)