diff --git a/hw/Makefile.objs b/hw/Makefile.objs
index c0cbc0f132..4bdb674ef0 100644
--- a/hw/Makefile.objs
+++ b/hw/Makefile.objs
@@ -1,7 +1,6 @@
 ifeq ($(CONFIG_SOFTMMU), y)
 devices-dirs-$(call lor,$(CONFIG_VIRTIO_9P),$(call land,$(CONFIG_VIRTFS),$(CONFIG_XEN))) += 9pfs/
 devices-dirs-y += acpi/
-devices-dirs-y += adc/
 endif
 
 common-obj-y += $(devices-dirs-y)
diff --git a/hw/adc/Makefile.objs b/hw/adc/Makefile.objs
deleted file mode 100644
index 2b9dc36c7f..0000000000
--- a/hw/adc/Makefile.objs
+++ /dev/null
@@ -1 +0,0 @@
-common-obj-$(CONFIG_STM32F2XX_ADC) += stm32f2xx_adc.o
diff --git a/hw/adc/meson.build b/hw/adc/meson.build
new file mode 100644
index 0000000000..0d62ae96ae
--- /dev/null
+++ b/hw/adc/meson.build
@@ -0,0 +1 @@
+softmmu_ss.add(when: 'CONFIG_STM32F2XX_ADC', if_true: files('stm32f2xx_adc.c'))
diff --git a/hw/meson.build b/hw/meson.build
index 624335be90..ffa3f06dc0 100644
--- a/hw/meson.build
+++ b/hw/meson.build
@@ -1,3 +1,4 @@
+subdir('adc')
 subdir('audio')
 subdir('block')
 subdir('char')