diff --git a/WHENCE b/WHENCE
index ff84b7fef0b5853f141813cc56166e21aa17d555..2de3841aa9279ac4c1974bb620bd2e48fcf47d9f 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 6fc932ed9c16e3ced45f7f155f28087aae107a0b..7df6d1805fc68b977acb642ed4fc653272d009d9 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 0000000000000000000000000000000000000000..fcd19ac1b40ff5aa18b497655865a47f8431c465
Binary files /dev/null and b/brcm/brcmfmac4366c-pcie.bin differ