diff --git a/person_detection/app.py b/person_detection/app.py
index 443fbde..5cf454b 100644
--- a/person_detection/app.py
+++ b/person_detection/app.py
@@ -65,6 +65,7 @@
     args.add_argument("--labels", help="Optional. Path to labels mapping file", default=None, type=str)
     args.add_argument("-pt", "--prob_threshold", help="Optional. Probability threshold for detections filtering",
                       default=0.5, type=float)
+    args.add_argument("--idle", action='store_true', help="Idle if no clients connected")
 
     return parser