diff --git a/radio/src/targets/common/arm/stm32/bootloader/CMakeLists.txt b/radio/src/targets/common/arm/stm32/bootloader/CMakeLists.txt
index 8e4e8160a..5bc11cc2d 100644
--- a/radio/src/targets/common/arm/stm32/bootloader/CMakeLists.txt
+++ b/radio/src/targets/common/arm/stm32/bootloader/CMakeLists.txt
@@ -134,6 +134,7 @@ endif()
 remove_definitions(-DDISK_CACHE)
 remove_definitions(-DLUA)
 remove_definitions(-DCLI)
+remove_definitions(-DSEMIHOSTING)
 remove_definitions(-DUSB_SERIAL)
 remove_definitions(-DWATCHDOG)