diff --git a/drivers/net/wireless/rt2x00/rt2800usb.c b/drivers/net/wireless/rt2x00/rt2800usb.c
index 3856f06fdca7a610b163ffe9d5da1307f7f2744e..c82474ebba3145a412a4b8afcca460b37182dc2f 100644
--- a/drivers/net/wireless/rt2x00/rt2800usb.c
+++ b/drivers/net/wireless/rt2x00/rt2800usb.c
@@ -1463,6 +1463,10 @@ static int rt2800usb_init_registers(struct rt2x00_dev *rt2x00dev)
 	/*
 	 * ASIC will keep garbage value after boot, clear encryption keys.
 	 */
+	for (i = 0; i < 4; i++)
+		rt2x00usb_register_write(rt2x00dev,
+					 SHARED_KEY_MODE_ENTRY(i), 0);
+
 	for (i = 0; i < 256; i++) {
 		u32 wcid[2] = { 0xffffffff, 0x00ffffff };
 		rt2x00usb_register_multiwrite(rt2x00dev, MAC_WCID_ENTRY(i),
@@ -1472,10 +1476,6 @@ static int rt2800usb_init_registers(struct rt2x00_dev *rt2x00dev)
 		rt2x00usb_register_write(rt2x00dev, MAC_IVEIV_ENTRY(i), 0);
 	}
 
-	for (i = 0; i < 16; i++)
-		rt2x00usb_register_write(rt2x00dev,
-					 SHARED_KEY_MODE_ENTRY(i), 0);
-
 	/*
 	 * Clear all beacons
 	 * For the Beacon base registers we only need to clear
diff --git a/drivers/net/wireless/rt2x00/rt2800usb.h b/drivers/net/wireless/rt2x00/rt2800usb.h
index 2d9dc3783361af740164ef23a793ae2d3e7050de..a79a6d90eeac09901a577a07e6b2cc332c60524a 100644
--- a/drivers/net/wireless/rt2x00/rt2800usb.h
+++ b/drivers/net/wireless/rt2x00/rt2800usb.h
@@ -1300,8 +1300,8 @@
  * PAIRWISE_KEY_TABLE_BASE: 32-byte * 256 entry
  * MAC_IVEIV_TABLE_BASE: 8-byte * 256-entry
  * MAC_WCID_ATTRIBUTE_BASE: 4-byte * 256-entry
- * SHARED_KEY_TABLE_BASE: 32-byte * 16-entry
- * SHARED_KEY_MODE_BASE: 4-byte * 16-entry
+ * SHARED_KEY_TABLE_BASE: 32 bytes * 32-entry
+ * SHARED_KEY_MODE_BASE: 4 bits * 32-entry
  */
 #define MAC_WCID_BASE			0x1800
 #define PAIRWISE_KEY_TABLE_BASE		0x4000