diff --git a/examples/device/cdc_msc_freertos/Makefile b/examples/device/cdc_msc_freertos/Makefile
index 36174b5e..86bacd2d 100644
--- a/examples/device/cdc_msc_freertos/Makefile
+++ b/examples/device/cdc_msc_freertos/Makefile
@@ -1,3 +1,5 @@
+DEPS_SUBMODULES += lib/FreeRTOS-Kernel
+
 include ../../../tools/top.mk
 include ../../make.mk
 
diff --git a/examples/device/hid_composite_freertos/Makefile b/examples/device/hid_composite_freertos/Makefile
index db7dfd34..1c195959 100644
--- a/examples/device/hid_composite_freertos/Makefile
+++ b/examples/device/hid_composite_freertos/Makefile
@@ -1,3 +1,5 @@
+DEPS_SUBMODULES += lib/FreeRTOS-Kernel
+
 include ../../../tools/top.mk
 include ../../make.mk
 
diff --git a/examples/device/net_lwip_webserver/Makefile b/examples/device/net_lwip_webserver/Makefile
index fa93cf87..c3e0d889 100644
--- a/examples/device/net_lwip_webserver/Makefile
+++ b/examples/device/net_lwip_webserver/Makefile
@@ -1,3 +1,5 @@
+DEPS_SUBMODULES += lib/lwip
+
 include ../../../tools/top.mk
 include ../../make.mk
 
diff --git a/hw/bsp/d5035_01/board.mk b/hw/bsp/d5035_01/board.mk
index b7556f0a..1d09bd3d 100644
--- a/hw/bsp/d5035_01/board.mk
+++ b/hw/bsp/d5035_01/board.mk
@@ -1,4 +1,4 @@
-DEPS_SUBMODULES = hw/mcu/microchip
+DEPS_SUBMODULES += hw/mcu/microchip
 HWREV ?= 1
 
 CFLAGS += \
diff --git a/hw/bsp/ea4088qs/board.mk b/hw/bsp/ea4088qs/board.mk
index ff8bfd40..05e730d2 100644
--- a/hw/bsp/ea4088qs/board.mk
+++ b/hw/bsp/ea4088qs/board.mk
@@ -1,4 +1,4 @@
-DEPS_SUBMODULES = hw/mcu/nxp
+DEPS_SUBMODULES += hw/mcu/nxp
 
 CFLAGS += \
   -flto \
diff --git a/hw/bsp/ea4357/board.mk b/hw/bsp/ea4357/board.mk
index a553938c..1ad97057 100644
--- a/hw/bsp/ea4357/board.mk
+++ b/hw/bsp/ea4357/board.mk
@@ -1,4 +1,4 @@
-DEPS_SUBMODULES = hw/mcu/nxp
+DEPS_SUBMODULES += hw/mcu/nxp
 
 CFLAGS += \
   -flto \
diff --git a/hw/bsp/esp32s2/family.mk b/hw/bsp/esp32s2/family.mk
index fd8481fd..8bd290eb 100644
--- a/hw/bsp/esp32s2/family.mk
+++ b/hw/bsp/esp32s2/family.mk
@@ -1,4 +1,4 @@
-#DEPS_SUBMODULES =
+#DEPS_SUBMODULES +=
 
 .PHONY: all clean flash
 
diff --git a/hw/bsp/frdm_kl25z/board.mk b/hw/bsp/frdm_kl25z/board.mk
index f63b181a..1a4d718c 100644
--- a/hw/bsp/frdm_kl25z/board.mk
+++ b/hw/bsp/frdm_kl25z/board.mk
@@ -1,4 +1,4 @@
-DEPS_SUBMODULES = hw/mcu/nxp
+DEPS_SUBMODULES += hw/mcu/nxp
 
 CFLAGS += \
   -mthumb \
diff --git a/hw/bsp/imxrt/family.mk b/hw/bsp/imxrt/family.mk
index 3aeac8e5..1b6d7e8d 100644
--- a/hw/bsp/imxrt/family.mk
+++ b/hw/bsp/imxrt/family.mk
@@ -1,5 +1,5 @@
 UF2_FAMILY_ID = 0x4fb2d5bd
-DEPS_SUBMODULES = hw/mcu/nxp
+DEPS_SUBMODULES += hw/mcu/nxp
 
 include $(TOP)/$(BOARD_PATH)/board.mk
 
diff --git a/hw/bsp/lpc18/family.mk b/hw/bsp/lpc18/family.mk
index f016f1a3..0908e187 100644
--- a/hw/bsp/lpc18/family.mk
+++ b/hw/bsp/lpc18/family.mk
@@ -1,4 +1,4 @@
-DEPS_SUBMODULES = hw/mcu/nxp
+DEPS_SUBMODULES += hw/mcu/nxp
 
 include $(TOP)/$(BOARD_PATH)/board.mk
 
diff --git a/hw/bsp/lpc55/family.mk b/hw/bsp/lpc55/family.mk
index 557e3391..c8874f57 100644
--- a/hw/bsp/lpc55/family.mk
+++ b/hw/bsp/lpc55/family.mk
@@ -1,5 +1,5 @@
 UF2_FAMILY_ID = 0x2abc77ec
-DEPS_SUBMODULES = lib/sct_neopixel hw/mcu/nxp
+DEPS_SUBMODULES += lib/sct_neopixel hw/mcu/nxp
 
 include $(TOP)/$(BOARD_PATH)/board.mk
 
diff --git a/hw/bsp/lpcxpresso11u37/board.mk b/hw/bsp/lpcxpresso11u37/board.mk
index 1f4a4749..7fa42f9a 100644
--- a/hw/bsp/lpcxpresso11u37/board.mk
+++ b/hw/bsp/lpcxpresso11u37/board.mk
@@ -1,4 +1,4 @@
-DEPS_SUBMODULES = hw/mcu/nxp
+DEPS_SUBMODULES += hw/mcu/nxp
 
 CFLAGS += \
   -flto \
diff --git a/hw/bsp/lpcxpresso11u68/board.mk b/hw/bsp/lpcxpresso11u68/board.mk
index d750a7be..b59506d4 100644
--- a/hw/bsp/lpcxpresso11u68/board.mk
+++ b/hw/bsp/lpcxpresso11u68/board.mk
@@ -1,4 +1,4 @@
-DEPS_SUBMODULES = hw/mcu/nxp
+DEPS_SUBMODULES += hw/mcu/nxp
 
 CFLAGS += \
   -flto \
diff --git a/hw/bsp/lpcxpresso1347/board.mk b/hw/bsp/lpcxpresso1347/board.mk
index 93e1c953..0f63cefb 100644
--- a/hw/bsp/lpcxpresso1347/board.mk
+++ b/hw/bsp/lpcxpresso1347/board.mk
@@ -1,4 +1,4 @@
-DEPS_SUBMODULES = hw/mcu/nxp
+DEPS_SUBMODULES += hw/mcu/nxp
 
 CFLAGS += \
   -flto \
diff --git a/hw/bsp/lpcxpresso1549/board.mk b/hw/bsp/lpcxpresso1549/board.mk
index 7daa2ab7..f4d109ec 100644
--- a/hw/bsp/lpcxpresso1549/board.mk
+++ b/hw/bsp/lpcxpresso1549/board.mk
@@ -1,4 +1,4 @@
-DEPS_SUBMODULES = hw/mcu/nxp
+DEPS_SUBMODULES += hw/mcu/nxp
 
 CFLAGS += \
   -flto \
diff --git a/hw/bsp/lpcxpresso1769/board.mk b/hw/bsp/lpcxpresso1769/board.mk
index e67ba16f..678c703d 100644
--- a/hw/bsp/lpcxpresso1769/board.mk
+++ b/hw/bsp/lpcxpresso1769/board.mk
@@ -1,4 +1,4 @@
-DEPS_SUBMODULES = hw/mcu/nxp
+DEPS_SUBMODULES += hw/mcu/nxp
 
 CFLAGS += \
   -flto \
diff --git a/hw/bsp/lpcxpresso51u68/board.mk b/hw/bsp/lpcxpresso51u68/board.mk
index dedc0cc4..2582e98f 100644
--- a/hw/bsp/lpcxpresso51u68/board.mk
+++ b/hw/bsp/lpcxpresso51u68/board.mk
@@ -1,4 +1,4 @@
-DEPS_SUBMODULES = hw/mcu/nxp
+DEPS_SUBMODULES += hw/mcu/nxp
 
 CFLAGS += \
   -flto \
diff --git a/hw/bsp/lpcxpresso54114/board.mk b/hw/bsp/lpcxpresso54114/board.mk
index eea6f0c5..b6bc0761 100644
--- a/hw/bsp/lpcxpresso54114/board.mk
+++ b/hw/bsp/lpcxpresso54114/board.mk
@@ -1,4 +1,4 @@
-DEPS_SUBMODULES = hw/mcu/nxp
+DEPS_SUBMODULES += hw/mcu/nxp
 
 CFLAGS += \
   -flto \
diff --git a/hw/bsp/mbed1768/board.mk b/hw/bsp/mbed1768/board.mk
index eb6c8647..bd48b29b 100644
--- a/hw/bsp/mbed1768/board.mk
+++ b/hw/bsp/mbed1768/board.mk
@@ -1,4 +1,4 @@
-DEPS_SUBMODULES = hw/mcu/nxp
+DEPS_SUBMODULES += hw/mcu/nxp
 
 CFLAGS += \
   -flto \
diff --git a/hw/bsp/msp430/family.mk b/hw/bsp/msp430/family.mk
index 913f48cf..ceafa6ec 100644
--- a/hw/bsp/msp430/family.mk
+++ b/hw/bsp/msp430/family.mk
@@ -1,5 +1,5 @@
 CROSS_COMPILE = msp430-elf-
-DEPS_SUBMODULES = hw/mcu/ti
+DEPS_SUBMODULES += hw/mcu/ti
 SKIP_NANOLIB = 1
 
 CFLAGS += \
diff --git a/hw/bsp/ngx4330/board.mk b/hw/bsp/ngx4330/board.mk
index 6dbec1ee..0a0cb3ba 100644
--- a/hw/bsp/ngx4330/board.mk
+++ b/hw/bsp/ngx4330/board.mk
@@ -1,4 +1,4 @@
-DEPS_SUBMODULES = hw/mcu/nxp
+DEPS_SUBMODULES += hw/mcu/nxp
 
 CFLAGS += \
   -flto \
diff --git a/hw/bsp/nrf/family.mk b/hw/bsp/nrf/family.mk
index 90144f96..d1afd258 100644
--- a/hw/bsp/nrf/family.mk
+++ b/hw/bsp/nrf/family.mk
@@ -1,5 +1,5 @@
 UF2_FAMILY_ID = 0xADA52840
-DEPS_SUBMODULES = lib/CMSIS_5 hw/mcu/nordic/nrfx
+DEPS_SUBMODULES += lib/CMSIS_5 hw/mcu/nordic/nrfx
 
 include $(TOP)/$(BOARD_PATH)/board.mk
 
diff --git a/hw/bsp/nutiny_nuc121s/board.mk b/hw/bsp/nutiny_nuc121s/board.mk
index c3fb1be9..a0a208ca 100644
--- a/hw/bsp/nutiny_nuc121s/board.mk
+++ b/hw/bsp/nutiny_nuc121s/board.mk
@@ -1,4 +1,4 @@
-DEPS_SUBMODULES = hw/mcu/nuvoton
+DEPS_SUBMODULES += hw/mcu/nuvoton
 
 CFLAGS += \
   -flto \
diff --git a/hw/bsp/nutiny_nuc125s/board.mk b/hw/bsp/nutiny_nuc125s/board.mk
index 6bf10ef0..bb56e42a 100644
--- a/hw/bsp/nutiny_nuc125s/board.mk
+++ b/hw/bsp/nutiny_nuc125s/board.mk
@@ -1,4 +1,4 @@
-DEPS_SUBMODULES = hw/mcu/nuvoton
+DEPS_SUBMODULES += hw/mcu/nuvoton
 
 CFLAGS += \
   -flto \
diff --git a/hw/bsp/nutiny_nuc126v/board.mk b/hw/bsp/nutiny_nuc126v/board.mk
index d1ccd46a..848b19f9 100644
--- a/hw/bsp/nutiny_nuc126v/board.mk
+++ b/hw/bsp/nutiny_nuc126v/board.mk
@@ -1,4 +1,4 @@
-DEPS_SUBMODULES = hw/mcu/nuvoton
+DEPS_SUBMODULES += hw/mcu/nuvoton
 
 CFLAGS += \
   -flto \
diff --git a/hw/bsp/nutiny_sdk_nuc120/board.mk b/hw/bsp/nutiny_sdk_nuc120/board.mk
index bfb71ffb..90b3e91f 100644
--- a/hw/bsp/nutiny_sdk_nuc120/board.mk
+++ b/hw/bsp/nutiny_sdk_nuc120/board.mk
@@ -1,4 +1,4 @@
-DEPS_SUBMODULES = hw/mcu/nuvoton
+DEPS_SUBMODULES += hw/mcu/nuvoton
 
 CFLAGS += \
   -flto \
diff --git a/hw/bsp/nutiny_sdk_nuc505/board.mk b/hw/bsp/nutiny_sdk_nuc505/board.mk
index 51560a4e..e8514347 100644
--- a/hw/bsp/nutiny_sdk_nuc505/board.mk
+++ b/hw/bsp/nutiny_sdk_nuc505/board.mk
@@ -1,4 +1,4 @@
-DEPS_SUBMODULES = hw/mcu/nuvoton
+DEPS_SUBMODULES += hw/mcu/nuvoton
 
 CFLAGS += \
   -flto \
diff --git a/hw/bsp/rp2040/family.mk b/hw/bsp/rp2040/family.mk
index c953840b..ed7b1156 100644
--- a/hw/bsp/rp2040/family.mk
+++ b/hw/bsp/rp2040/family.mk
@@ -1,4 +1,4 @@
-DEPS_SUBMODULES = hw/mcu/raspberrypi/pico-sdk
+DEPS_SUBMODULES += hw/mcu/raspberrypi/pico-sdk
 
 ifeq ($(DEBUG), 1)
 CMAKE_DEFSYM += -DCMAKE_BUILD_TYPE=Debug
diff --git a/hw/bsp/samd11/family.mk b/hw/bsp/samd11/family.mk
index 653eb706..6fbdc35a 100644
--- a/hw/bsp/samd11/family.mk
+++ b/hw/bsp/samd11/family.mk
@@ -1,4 +1,4 @@
-DEPS_SUBMODULES = hw/mcu/microchip
+DEPS_SUBMODULES += hw/mcu/microchip
 
 include $(TOP)/$(BOARD_PATH)/board.mk
 
diff --git a/hw/bsp/samd21/family.mk b/hw/bsp/samd21/family.mk
index abd2393a..f1b063f2 100644
--- a/hw/bsp/samd21/family.mk
+++ b/hw/bsp/samd21/family.mk
@@ -1,5 +1,5 @@
 UF2_FAMILY_ID = 0x68ed2b88
-DEPS_SUBMODULES = hw/mcu/microchip
+DEPS_SUBMODULES += hw/mcu/microchip
 
 include $(TOP)/$(BOARD_PATH)/board.mk
 
diff --git a/hw/bsp/samd51/family.mk b/hw/bsp/samd51/family.mk
index 841708a7..f4e260fb 100644
--- a/hw/bsp/samd51/family.mk
+++ b/hw/bsp/samd51/family.mk
@@ -1,5 +1,5 @@
 UF2_FAMILY_ID = 0x55114460
-DEPS_SUBMODULES = hw/mcu/microchip
+DEPS_SUBMODULES += hw/mcu/microchip
 
 include $(TOP)/$(BOARD_PATH)/board.mk
 
diff --git a/hw/bsp/same54xplainedpro/board.mk b/hw/bsp/same54xplainedpro/board.mk
index f43a5fde..7325a5ff 100644
--- a/hw/bsp/same54xplainedpro/board.mk
+++ b/hw/bsp/same54xplainedpro/board.mk
@@ -1,4 +1,4 @@
-DEPS_SUBMODULES = hw/mcu/microchip
+DEPS_SUBMODULES += hw/mcu/microchip
 
 CONF_CPU_FREQUENCY ?= 120000000
 
diff --git a/hw/bsp/same70_xplained/board.mk b/hw/bsp/same70_xplained/board.mk
index 0b3f0387..90ffbb70 100644
--- a/hw/bsp/same70_xplained/board.mk
+++ b/hw/bsp/same70_xplained/board.mk
@@ -1,4 +1,4 @@
-DEPS_SUBMODULES = hw/mcu/microchip
+DEPS_SUBMODULES += hw/mcu/microchip
 
 CFLAGS += \
   -mthumb \
diff --git a/hw/bsp/samg55xplained/board.mk b/hw/bsp/samg55xplained/board.mk
index 1a1a3ffe..aed4de68 100644
--- a/hw/bsp/samg55xplained/board.mk
+++ b/hw/bsp/samg55xplained/board.mk
@@ -1,4 +1,4 @@
-DEPS_SUBMODULES = hw/mcu/microchip
+DEPS_SUBMODULES += hw/mcu/microchip
 
 CFLAGS += \
   -flto \
diff --git a/hw/bsp/spresense/board.mk b/hw/bsp/spresense/board.mk
index 37cb957c..a46c42bd 100644
--- a/hw/bsp/spresense/board.mk
+++ b/hw/bsp/spresense/board.mk
@@ -1,4 +1,4 @@
-DEPS_SUBMODULES = hw/mcu/sony/cxd56/spresense-exported-sdk
+DEPS_SUBMODULES += hw/mcu/sony/cxd56/spresense-exported-sdk
 
 # Platforms are: Linux, Darwin, MSYS, CYGWIN
 PLATFORM := $(firstword $(subst _, ,$(shell uname -s 2>/dev/null)))
diff --git a/hw/bsp/stm32f070rbnucleo/board.mk b/hw/bsp/stm32f070rbnucleo/board.mk
index 1478b282..78dd0a39 100644
--- a/hw/bsp/stm32f070rbnucleo/board.mk
+++ b/hw/bsp/stm32f070rbnucleo/board.mk
@@ -1,5 +1,5 @@
 ST_FAMILY = f0
-DEPS_SUBMODULES = lib/CMSIS_5 hw/mcu/st/cmsis_device_$(ST_FAMILY) hw/mcu/st/stm32$(ST_FAMILY)xx_hal_driver
+DEPS_SUBMODULES += lib/CMSIS_5 hw/mcu/st/cmsis_device_$(ST_FAMILY) hw/mcu/st/stm32$(ST_FAMILY)xx_hal_driver
 
 ST_CMSIS = hw/mcu/st/cmsis_device_$(ST_FAMILY)
 ST_HAL_DRIVER = hw/mcu/st/stm32$(ST_FAMILY)xx_hal_driver
diff --git a/hw/bsp/stm32f072disco/board.mk b/hw/bsp/stm32f072disco/board.mk
index 6f38f481..071c42b6 100644
--- a/hw/bsp/stm32f072disco/board.mk
+++ b/hw/bsp/stm32f072disco/board.mk
@@ -1,5 +1,5 @@
 ST_FAMILY = f0
-DEPS_SUBMODULES = lib/CMSIS_5 hw/mcu/st/cmsis_device_$(ST_FAMILY) hw/mcu/st/stm32$(ST_FAMILY)xx_hal_driver
+DEPS_SUBMODULES += lib/CMSIS_5 hw/mcu/st/cmsis_device_$(ST_FAMILY) hw/mcu/st/stm32$(ST_FAMILY)xx_hal_driver
 
 ST_CMSIS = hw/mcu/st/cmsis_device_$(ST_FAMILY)
 ST_HAL_DRIVER = hw/mcu/st/stm32$(ST_FAMILY)xx_hal_driver
diff --git a/hw/bsp/stm32f103bluepill/board.mk b/hw/bsp/stm32f103bluepill/board.mk
index 1e0b0f53..656a3732 100644
--- a/hw/bsp/stm32f103bluepill/board.mk
+++ b/hw/bsp/stm32f103bluepill/board.mk
@@ -1,5 +1,5 @@
 ST_FAMILY = f1
-DEPS_SUBMODULES = lib/CMSIS_5 hw/mcu/st/cmsis_device_$(ST_FAMILY) hw/mcu/st/stm32$(ST_FAMILY)xx_hal_driver
+DEPS_SUBMODULES += lib/CMSIS_5 hw/mcu/st/cmsis_device_$(ST_FAMILY) hw/mcu/st/stm32$(ST_FAMILY)xx_hal_driver
 
 ST_CMSIS = hw/mcu/st/cmsis_device_$(ST_FAMILY)
 ST_HAL_DRIVER = hw/mcu/st/stm32$(ST_FAMILY)xx_hal_driver
diff --git a/hw/bsp/stm32f207nucleo/board.mk b/hw/bsp/stm32f207nucleo/board.mk
index a01f35ad..2b979f3d 100644
--- a/hw/bsp/stm32f207nucleo/board.mk
+++ b/hw/bsp/stm32f207nucleo/board.mk
@@ -1,5 +1,5 @@
 ST_FAMILY = f2
-DEPS_SUBMODULES = lib/CMSIS_5 hw/mcu/st/cmsis_device_$(ST_FAMILY) hw/mcu/st/stm32$(ST_FAMILY)xx_hal_driver
+DEPS_SUBMODULES += lib/CMSIS_5 hw/mcu/st/cmsis_device_$(ST_FAMILY) hw/mcu/st/stm32$(ST_FAMILY)xx_hal_driver
 
 ST_CMSIS = hw/mcu/st/cmsis_device_$(ST_FAMILY)
 ST_HAL_DRIVER = hw/mcu/st/stm32$(ST_FAMILY)xx_hal_driver
diff --git a/hw/bsp/stm32f303disco/board.mk b/hw/bsp/stm32f303disco/board.mk
index 6cd67da0..9dd27a85 100644
--- a/hw/bsp/stm32f303disco/board.mk
+++ b/hw/bsp/stm32f303disco/board.mk
@@ -1,5 +1,5 @@
 ST_FAMILY = f3
-DEPS_SUBMODULES = lib/CMSIS_5 hw/mcu/st/cmsis_device_$(ST_FAMILY) hw/mcu/st/stm32$(ST_FAMILY)xx_hal_driver
+DEPS_SUBMODULES += lib/CMSIS_5 hw/mcu/st/cmsis_device_$(ST_FAMILY) hw/mcu/st/stm32$(ST_FAMILY)xx_hal_driver
 
 ST_CMSIS = hw/mcu/st/cmsis_device_$(ST_FAMILY)
 ST_HAL_DRIVER = hw/mcu/st/stm32$(ST_FAMILY)xx_hal_driver
diff --git a/hw/bsp/stm32f4/family.mk b/hw/bsp/stm32f4/family.mk
index bf0bfadf..584d6940 100644
--- a/hw/bsp/stm32f4/family.mk
+++ b/hw/bsp/stm32f4/family.mk
@@ -1,6 +1,6 @@
 UF2_FAMILY_ID = 0x57755a57
 ST_FAMILY = f4
-DEPS_SUBMODULES = lib/CMSIS_5 hw/mcu/st/cmsis_device_$(ST_FAMILY) hw/mcu/st/stm32$(ST_FAMILY)xx_hal_driver
+DEPS_SUBMODULES += lib/CMSIS_5 hw/mcu/st/cmsis_device_$(ST_FAMILY) hw/mcu/st/stm32$(ST_FAMILY)xx_hal_driver
 
 ST_CMSIS = hw/mcu/st/cmsis_device_$(ST_FAMILY)
 ST_HAL_DRIVER = hw/mcu/st/stm32$(ST_FAMILY)xx_hal_driver
diff --git a/hw/bsp/stm32f7/family.mk b/hw/bsp/stm32f7/family.mk
index be0bd2a6..ead0c977 100644
--- a/hw/bsp/stm32f7/family.mk
+++ b/hw/bsp/stm32f7/family.mk
@@ -1,6 +1,6 @@
 UF2_FAMILY_ID = 0x53b80f00
 ST_FAMILY = f7
-DEPS_SUBMODULES = lib/CMSIS_5 hw/mcu/st/cmsis_device_$(ST_FAMILY) hw/mcu/st/stm32$(ST_FAMILY)xx_hal_driver
+DEPS_SUBMODULES += lib/CMSIS_5 hw/mcu/st/cmsis_device_$(ST_FAMILY) hw/mcu/st/stm32$(ST_FAMILY)xx_hal_driver
 
 ST_CMSIS = hw/mcu/st/cmsis_device_$(ST_FAMILY)
 ST_HAL_DRIVER = hw/mcu/st/stm32$(ST_FAMILY)xx_hal_driver
diff --git a/hw/bsp/stm32h7/family.mk b/hw/bsp/stm32h7/family.mk
index da21ef6f..e35e7561 100644
--- a/hw/bsp/stm32h7/family.mk
+++ b/hw/bsp/stm32h7/family.mk
@@ -1,6 +1,6 @@
 UF2_FAMILY_ID = 0x6db66082
 ST_FAMILY = h7
-DEPS_SUBMODULES = lib/CMSIS_5 hw/mcu/st/cmsis_device_$(ST_FAMILY) hw/mcu/st/stm32$(ST_FAMILY)xx_hal_driver
+DEPS_SUBMODULES += lib/CMSIS_5 hw/mcu/st/cmsis_device_$(ST_FAMILY) hw/mcu/st/stm32$(ST_FAMILY)xx_hal_driver
 
 ST_CMSIS = hw/mcu/st/cmsis_device_$(ST_FAMILY)
 ST_HAL_DRIVER = hw/mcu/st/stm32$(ST_FAMILY)xx_hal_driver
diff --git a/hw/bsp/stm32l0538disco/board.mk b/hw/bsp/stm32l0538disco/board.mk
index 500674f8..c46887f1 100644
--- a/hw/bsp/stm32l0538disco/board.mk
+++ b/hw/bsp/stm32l0538disco/board.mk
@@ -1,5 +1,5 @@
 ST_FAMILY = l0
-DEPS_SUBMODULES = lib/CMSIS_5 hw/mcu/st/cmsis_device_$(ST_FAMILY) hw/mcu/st/stm32$(ST_FAMILY)xx_hal_driver
+DEPS_SUBMODULES += lib/CMSIS_5 hw/mcu/st/cmsis_device_$(ST_FAMILY) hw/mcu/st/stm32$(ST_FAMILY)xx_hal_driver
 
 ST_CMSIS = hw/mcu/st/cmsis_device_$(ST_FAMILY)
 ST_HAL_DRIVER = hw/mcu/st/stm32$(ST_FAMILY)xx_hal_driver
diff --git a/hw/bsp/stm32l476disco/board.mk b/hw/bsp/stm32l476disco/board.mk
index 414e3d4f..28824efd 100644
--- a/hw/bsp/stm32l476disco/board.mk
+++ b/hw/bsp/stm32l476disco/board.mk
@@ -1,5 +1,5 @@
 ST_FAMILY = l4
-DEPS_SUBMODULES = lib/CMSIS_5 hw/mcu/st/cmsis_device_$(ST_FAMILY) hw/mcu/st/stm32$(ST_FAMILY)xx_hal_driver
+DEPS_SUBMODULES += lib/CMSIS_5 hw/mcu/st/cmsis_device_$(ST_FAMILY) hw/mcu/st/stm32$(ST_FAMILY)xx_hal_driver
 
 ST_CMSIS = hw/mcu/st/cmsis_device_$(ST_FAMILY)
 ST_HAL_DRIVER = hw/mcu/st/stm32$(ST_FAMILY)xx_hal_driver
diff --git a/hw/bsp/stm32l4r5nucleo/board.mk b/hw/bsp/stm32l4r5nucleo/board.mk
index d6808182..12a291d0 100644
--- a/hw/bsp/stm32l4r5nucleo/board.mk
+++ b/hw/bsp/stm32l4r5nucleo/board.mk
@@ -1,5 +1,5 @@
 ST_FAMILY = l4
-DEPS_SUBMODULES = lib/CMSIS_5 hw/mcu/st/cmsis_device_$(ST_FAMILY) hw/mcu/st/stm32$(ST_FAMILY)xx_hal_driver
+DEPS_SUBMODULES += lib/CMSIS_5 hw/mcu/st/cmsis_device_$(ST_FAMILY) hw/mcu/st/stm32$(ST_FAMILY)xx_hal_driver
 
 ST_CMSIS = hw/mcu/st/cmsis_device_$(ST_FAMILY)
 ST_HAL_DRIVER = hw/mcu/st/stm32$(ST_FAMILY)xx_hal_driver