RaspberryPi 2: usb cam not work

hello, i use logitech webcam in raspbian jessie and work correctly, in dietpi i need install something for enable it?

lsusb
Bus 001 Device 005: ID 0bda:8178 Realtek Semiconductor Corp. RTL8192CU 802.11n WLAN Adapter
Bus 001 Device 004: ID 046d:082b Logitech, Inc.
Bus 001 Device 003: ID 0424:ec00 Standard Microsystems Corp. SMSC9512/9514 Fast Ethernet Adapter
Bus 001 Device 002: ID 0424:9514 Standard Microsystems Corp.
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub

dietpi-cam respond
404 - Not Found

Hi,

This software does not support USB cameras, only the official RPi camera module.

thanks