diff --git a/Makefile.objs b/Makefile.objs
index 5802d3987f..77ff7f6b07 100644
--- a/Makefile.objs
+++ b/Makefile.objs
@@ -127,7 +127,7 @@ user-obj-y += cutils.o cache-utils.o
 
 hw-obj-y =
 hw-obj-y += loader.o
-hw-obj-y += virtio.o
+hw-obj-y += virtio.o virtio-serial.o
 hw-obj-y += fw_cfg.o
 hw-obj-y += watchdog.o
 hw-obj-$(CONFIG_ECC) += ecc.o
diff --git a/Makefile.target b/Makefile.target
index 60df16dba5..0bf2253cae 100644
--- a/Makefile.target
+++ b/Makefile.target
@@ -172,7 +172,7 @@ ifdef CONFIG_SOFTMMU
 obj-y = vl.o async.o monitor.o pci.o pci_host.o pcie_host.o machine.o gdbstub.o
 # virtio has to be here due to weird dependency between PCI and virtio-net.
 # need to fix this properly
-obj-y += virtio-blk.o virtio-balloon.o virtio-net.o virtio-serial.o virtio-serial-bus.o virtio-pci.o
+obj-y += virtio-blk.o virtio-balloon.o virtio-net.o virtio-pci.o virtio-serial-bus.o
 obj-$(CONFIG_KVM) += kvm.o kvm-all.o
 obj-$(CONFIG_ISA_MMIO) += isa_mmio.o
 LIBS+=-lz