diff --git a/radio/src/targets/common/arm/stm32/f2/CMakeLists.txt b/radio/src/targets/common/arm/stm32/f2/CMakeLists.txt
index 380a426cf..58f7897cb 100644
--- a/radio/src/targets/common/arm/stm32/f2/CMakeLists.txt
+++ b/radio/src/targets/common/arm/stm32/f2/CMakeLists.txt
@@ -5,7 +5,7 @@ set(FPU_FLAGS "")
 # STM32 HAL/LL library
 set(STM32CUBE_DIR ${THIRDPARTY_DIR}/STM32F2xx_HAL_Driver)
 
-add_library(stm32cube_ll OBJECT
+add_library(stm32cube_ll OBJECT EXCLUDE_FROM_ALL
   ${STM32CUBE_DIR}/Src/stm32f2xx_ll_gpio.c
   ${STM32CUBE_DIR}/Src/stm32f2xx_ll_tim.c
   ${STM32CUBE_DIR}/Src/stm32f2xx_ll_dma.c
diff --git a/radio/src/targets/common/arm/stm32/f4/CMakeLists.txt b/radio/src/targets/common/arm/stm32/f4/CMakeLists.txt
index 761c7e671..b85c33c81 100644
--- a/radio/src/targets/common/arm/stm32/f4/CMakeLists.txt
+++ b/radio/src/targets/common/arm/stm32/f4/CMakeLists.txt
@@ -5,7 +5,7 @@ set(FPU_FLAGS "-mfloat-abi=hard -mfpu=fpv4-sp-d16")
 # STM32 HAL/LL library
 set(STM32CUBE_DIR ${THIRDPARTY_DIR}/STM32F4xx_HAL_Driver)
 
-add_library(stm32cube_ll OBJECT
+add_library(stm32cube_ll OBJECT EXCLUDE_FROM_ALL
   ${STM32CUBE_DIR}/Src/stm32f4xx_ll_gpio.c
   ${STM32CUBE_DIR}/Src/stm32f4xx_ll_tim.c
   ${STM32CUBE_DIR}/Src/stm32f4xx_ll_dma.c