diff --git a/unit-tests/live/frames/test-t2ff-sensor.py b/unit-tests/live/frames/test-t2ff-sensor.py
index cf6a9f5b2a..ce783114ff 100644
--- a/unit-tests/live/frames/test-t2ff-sensor.py
+++ b/unit-tests/live/frames/test-t2ff-sensor.py
@@ -58,7 +58,7 @@ def frame_cb(frame):
 test.check(device_creation_time < max_time_for_device_creation)
 test.finish()
 
-
+product_line = dev.get_info(rs.camera_info.product_line)
 max_delay_for_depth_frame = 1
 max_delay_for_color_frame = 1