Cannot find how to configure detection

[Fr33maan]

Hi, I'm running into the issue documented in the README which means I have to press hard to get the gesture detected.

The problem is I don't see the correct prop in my xinput list-props which give me the following result:

Device 'bcm5974':
	Device Enabled (140):	1
	Coordinate Transformation Matrix (142):	1.000000, 0.000000, 0.000000, 0.000000, 1.000000, 0.000000, 0.000000, 0.000000, 1.000000
	libinput Tapping Enabled (278):	1
	libinput Tapping Enabled Default (279):	0
	libinput Tapping Drag Enabled (280):	1
	libinput Tapping Drag Enabled Default (281):	1
	libinput Tapping Drag Lock Enabled (282):	0
	libinput Tapping Drag Lock Enabled Default (283):	0
	libinput Tapping Button Mapping Enabled (284):	1, 0
	libinput Tapping Button Mapping Default (285):	1, 0
	libinput Accel Speed (286):	0.000000
	libinput Accel Speed Default (287):	0.000000
	libinput Natural Scrolling Enabled (288):	0
	libinput Natural Scrolling Enabled Default (289):	0
	libinput Send Events Modes Available (263):	1, 1
	libinput Send Events Mode Enabled (264):	0, 0
	libinput Send Events Mode Enabled Default (265):	0, 0
	libinput Left Handed Enabled (290):	0
	libinput Left Handed Enabled Default (291):	0
	libinput Scroll Methods Available (292):	1, 1, 0
	libinput Scroll Method Enabled (293):	1, 0, 0
	libinput Scroll Method Enabled Default (294):	1, 0, 0
	libinput Click Methods Available (295):	1, 1
	libinput Click Method Enabled (296):	0, 1
	libinput Click Method Enabled Default (297):	0, 1
	libinput Middle Emulation Enabled (298):	0
	libinput Middle Emulation Enabled Default (299):	0
	libinput Disable While Typing Enabled (300):	1
	libinput Disable While Typing Enabled Default (301):	1
	Device Node (266):	"/dev/input/event7"
	Device Product ID (267):	1452, 613
	libinput Drag Lock Buttons (302):	<no items>
	libinput Horizontal Scroll Enabled (303):	1

Do you have any clue ?