diff --git a/WHENCE b/WHENCE
index a47b307..9c7b06d 100644
--- a/WHENCE
+++ b/WHENCE
@@ -1080,7 +1080,7 @@ Found in hex form in kernel source.
 Driver: netxen_nic - NetXen Multi port (1/10) Gigabit Ethernet NIC
 
 File: phanfw.bin
-Info: v4.0.550
+Info: v4.0.579
 
 Licence: Redistributable. See LICENCE.phanfw for details.
 
diff --git a/phanfw.bin b/phanfw.bin
index 84387e5..1e2d323 100644
Binary files a/phanfw.bin and b/phanfw.bin differ