diff --git a/xpad.c b/xpad.c
index f726b42..20d037a 100644
--- a/xpad.c
+++ b/xpad.c
@@ -576,6 +576,7 @@ static const struct usb_device_id xpad_table[] = {
 	XPAD_XBOX360_VENDOR(0x1bad),		/* Harmonix Rock Band guitar and drums */
 	XPAD_XBOX360_VENDOR(0x20d6),		/* PowerA controllers */
 	XPAD_XBOXONE_VENDOR(0x20d6),		/* PowerA controllers */
+	XPAD_XBOX360_VENDOR(0x21df),		/* Quanser controllers */
 	XPAD_XBOX360_VENDOR(0x2345),		/* Machenike Controllers */
 	XPAD_XBOX360_VENDOR(0x24c6),		/* PowerA controllers */
 	XPAD_XBOXONE_VENDOR(0x24c6),		/* PowerA controllers */