diff --git a/WHENCE b/WHENCE
index ff84b7fe..2de3841a 100644
--- a/WHENCE
+++ b/WHENCE
@@ -2391,6 +2391,7 @@ File: brcm/brcmfmac4358-pcie.bin
 File: brcm/brcmfmac43602-pcie.bin
 File: brcm/brcmfmac43602-pcie.ap.bin
 File: brcm/brcmfmac4366b-pcie.bin
+File: brcm/brcmfmac4366c-pcie.bin
 File: brcm/brcmfmac4371-pcie.bin
 
 Licence: Redistributable. See LICENCE.broadcom_bcm43xx for details.
diff --git a/brcm/brcmfmac4366b-pcie.bin b/brcm/brcmfmac4366b-pcie.bin
index 6fc932ed..7df6d180 100644
Binary files a/brcm/brcmfmac4366b-pcie.bin and b/brcm/brcmfmac4366b-pcie.bin differ
diff --git a/brcm/brcmfmac4366c-pcie.bin b/brcm/brcmfmac4366c-pcie.bin
new file mode 100644
index 00000000..fcd19ac1
Binary files /dev/null and b/brcm/brcmfmac4366c-pcie.bin differ