diff --git a/hw/usb-uhci.c b/hw/usb-uhci.c
index 29809f96bfe93163506ee4178ca799ccd96cec53..f0b1e2e4456e4275c222d9ab58473930e23bdf22 100644
--- a/hw/usb-uhci.c
+++ b/hw/usb-uhci.c
@@ -87,7 +87,7 @@ typedef struct UHCIState {
        is to allow multiple pending requests.  */
     uint32_t async_qh;
     USBPacket usb_packet;
-    uint8_t usb_buf[1280];
+    uint8_t usb_buf[2048];
 } UHCIState;
 
 typedef struct UHCI_TD {