diff --git a/default-configs/i386-softmmu.mak b/default-configs/i386-softmmu.mak
index 48da9968cc..71c9f6fbcb 100644
--- a/default-configs/i386-softmmu.mak
+++ b/default-configs/i386-softmmu.mak
@@ -68,3 +68,5 @@ CONFIG_SEV=$(CONFIG_KVM)
 CONFIG_VTD=y
 CONFIG_AMD_IOMMU=y
 CONFIG_PAM=y
+CONFIG_I440FX=y
+CONFIG_Q35=y
diff --git a/hw/i386/Makefile.objs b/hw/i386/Makefile.objs
index fa87a14152..3de7ca2bb9 100644
--- a/hw/i386/Makefile.objs
+++ b/hw/i386/Makefile.objs
@@ -1,6 +1,8 @@
 obj-$(CONFIG_KVM) += kvm/
 obj-y += multiboot.o
-obj-y += pc.o pc_piix.o pc_q35.o
+obj-y += pc.o
+obj-$(CONFIG_I440FX) += pc_piix.o
+obj-$(CONFIG_Q35) += pc_q35.o
 obj-y += pc_sysfw.o
 obj-$(CONFIG_VTD) += x86-iommu.o intel_iommu.o
 obj-$(CONFIG_AMD_IOMMU) += x86-iommu.o amd_iommu.o