diff --git a/.gitmodules b/.gitmodules
index fb551060a..21bbf08c0 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -97,6 +97,12 @@
 [submodule "hw/mcu/st/stm32l5xx_hal_driver"]
 	path = hw/mcu/st/stm32l5xx_hal_driver
 	url = https://github.com/STMicroelectronics/stm32l5xx_hal_driver.git
+[submodule "hw/mcu/st/cmsis_device_wb"]
+	path = hw/mcu/st/cmsis_device_wb
+	url = https://github.com/STMicroelectronics/cmsis_device_wb.git
+[submodule "hw/mcu/st/stm32wbxx_hal_driver"]
+	path = hw/mcu/st/stm32wbxx_hal_driver
+	url = https://github.com/STMicroelectronics/stm32wbxx_hal_driver.git
 [submodule "lib/sct_neopixel"]
 	path = lib/sct_neopixel
 	url = https://github.com/gsteiert/sct_neopixel
diff --git a/hw/mcu/st/cmsis_device_wb b/hw/mcu/st/cmsis_device_wb
new file mode 160000
index 000000000..9c5d1920d
--- /dev/null
+++ b/hw/mcu/st/cmsis_device_wb
@@ -0,0 +1 @@
+Subproject commit 9c5d1920dd9fabbe2548e10561d63db829bb744f
diff --git a/hw/mcu/st/stm32wbxx_hal_driver b/hw/mcu/st/stm32wbxx_hal_driver
new file mode 160000
index 000000000..2c5f06638
--- /dev/null
+++ b/hw/mcu/st/stm32wbxx_hal_driver
@@ -0,0 +1 @@
+Subproject commit 2c5f06638be516c1b772f768456ba637f077bac8