diff --git a/src/evdev-mt-touchpad.c b/src/evdev-mt-touchpad.c
index 497b64d3..cd039527 100644
--- a/src/evdev-mt-touchpad.c
+++ b/src/evdev-mt-touchpad.c
@@ -3174,7 +3174,7 @@ tp_dwt_config_set_timeout(struct libinput_device *device, uint64_t timeout)
 	struct evdev_device *evdev = evdev_device(device);
 	struct tp_dispatch *tp = (struct tp_dispatch *)evdev->dispatch;
 
-	if (timeout <= ms2us(100) || timeout >= ms2us(5000))
+	if (timeout < ms2us(100) || timeout > ms2us(5000))
 		return LIBINPUT_CONFIG_STATUS_INVALID;
 
 	tp->dwt.timeout = timeout;
@@ -3249,7 +3249,7 @@ tp_dwtp_config_set_timeout(struct libinput_device *device, uint64_t timeout)
 	struct evdev_device *evdev = evdev_device(device);
 	struct tp_dispatch *tp = (struct tp_dispatch *)evdev->dispatch;
 
-	if (timeout <= ms2us(100) || timeout >= ms2us(5000))
+	if (timeout < ms2us(100) || timeout > ms2us(5000))
 		return LIBINPUT_CONFIG_STATUS_INVALID;
 
 	tp->palm.timeout = timeout;
diff --git a/test/test-touchpad.c b/test/test-touchpad.c
index 1ae7cc58..9c47cd8a 100644
--- a/test/test-touchpad.c
+++ b/test/test-touchpad.c
@@ -4532,11 +4532,11 @@ START_TEST(touchpad_dwt_config_default_on)
 	litest_assert_int_eq(timeout, 600U);
 
 	/* Too short, too long */
-	status = libinput_device_config_dwt_set_timeout(device, 10);
+	status = libinput_device_config_dwt_set_timeout(device, 99);
 	litest_assert_enum_eq(status, LIBINPUT_CONFIG_STATUS_INVALID);
 	timeout = libinput_device_config_dwt_get_timeout(device);
 	litest_assert_int_eq(timeout, 600U);
-	status = libinput_device_config_dwt_set_timeout(device, 5000);
+	status = libinput_device_config_dwt_set_timeout(device, 5001);
 	litest_assert_enum_eq(status, LIBINPUT_CONFIG_STATUS_INVALID);
 	timeout = libinput_device_config_dwt_get_timeout(device);
 	litest_assert_int_eq(timeout, 600U);