diff --git a/drivers/net/wireless/rt2x00/rt2500usb.c b/drivers/net/wireless/rt2x00/rt2500usb.c
index 90bf0b9..30028e2 100644
--- a/drivers/net/wireless/rt2x00/rt2500usb.c
+++ b/drivers/net/wireless/rt2x00/rt2500usb.c
@@ -1330,6 +1330,8 @@
 	if (rxdesc->cipher != CIPHER_NONE) {
 		_rt2x00_desc_read(rxd, 2, &rxdesc->iv[0]);
 		_rt2x00_desc_read(rxd, 3, &rxdesc->iv[1]);
+		rxdesc->dev_flags |= RXDONE_CRYPTO_IV;
+
 		/* ICV is located at the end of frame */
 
 		/*