diff --git a/hypervisor/arch/x86/configs/up2.config b/hypervisor/arch/x86/configs/up2.config
index 5bfe7fad3..8c6c001af 100644
--- a/hypervisor/arch/x86/configs/up2.config
+++ b/hypervisor/arch/x86/configs/up2.config
@@ -1,5 +1,5 @@
 # Generated by Kconfiglib (https://github.com/ulfalizer/Kconfiglib)
 CONFIG_BOARD="UP2"
 CONFIG_SERIAL_PCI=y
-CONFIG_SERIAL_PCI_BDF="0:18.1"
+CONFIG_SERIAL_PCI_BDF="0:18.0"
 CONFIG_COM_IRQ=6