diff --git a/WHENCE b/WHENCE
index 265cfec697806dcd11d12b487008e6ce2eb016ee..ac204a6c660deebc1c456ea46859d7a2b53af05d 100644
--- a/WHENCE
+++ b/WHENCE
@@ -3028,8 +3028,9 @@ Licence: Redistributable. See LICENCE.rtlwifi_firmware.txt for details.
 
 --------------------------------------------------------------------------
 
-Driver: rtw89 - Realtek 802.11ax WLAN driver for RTL8852A/RTL8852B/RTL8852C
+Driver: rtw89 - Realtek 802.11ax WLAN driver for RTL8851B/RTL8852A/RTL8852B/RTL8852C
 
+File: rtw89/rtw8851b_fw.bin
 File: rtw89/rtw8852a_fw.bin
 File: rtw89/rtw8852b_fw.bin
 File: rtw89/rtw8852b_fw-1.bin
diff --git a/rtw89/rtw8851b_fw.bin b/rtw89/rtw8851b_fw.bin
new file mode 100644
index 0000000000000000000000000000000000000000..6e6bb4870af30ff642c499294d392f89d5a459a8
Binary files /dev/null and b/rtw89/rtw8851b_fw.bin differ