diff --git a/hw/pci_ids.h b/hw/pci_ids.h
index 427fcd510c..3afe6748f2 100644
--- a/hw/pci_ids.h
+++ b/hw/pci_ids.h
@@ -35,6 +35,8 @@
 #define PCI_CLASS_BRIDGE_PCI             0x0604
 #define PCI_CLASS_BRIDGE_OTHER           0x0680
 
+#define PCI_CLASS_COMMUNICATION_OTHER    0x0780
+
 #define PCI_CLASS_PROCESSOR_CO           0x0b40
 #define PCI_CLASS_PROCESSOR_POWERPC      0x0b20