diff --git a/pve-q35.cfg b/pve-q35.cfg
index 05f85f07..c2330368 100644
--- a/pve-q35.cfg
+++ b/pve-q35.cfg
@@ -145,3 +145,9 @@
   bus = "pcidmi"
   addr = "3.0"
   chassis_nr = "3"
+
+[device "pci.3"]
+  driver = "pci-bridge"
+  bus = "pcidmi"
+  addr = "4.0"
+  chassis_nr = "4"