diff --git a/CMakeLists.txt b/CMakeLists.txt
index 2de73b77f0..f7d82081c0 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -155,6 +155,7 @@ add_subdirectory(cmsis/device/rtos EXCLUDE_FROM_ALL)
 target_link_options(mbed-core INTERFACE $<TARGET_PROPERTY:${MBED_TARGET_CONVERTED},INTERFACE_LINK_OPTIONS>)
 # Expose include directories. cmsis.h/device.h and other headers are required by libraries or applications
 target_include_directories(mbed-core INTERFACE $<TARGET_PROPERTY:${MBED_TARGET_CONVERTED},INTERFACE_INCLUDE_DIRECTORIES>)
+target_compile_definitions(mbed-core INTERFACE $<TARGET_PROPERTY:${MBED_TARGET_CONVERTED},COMPILE_DEFINITIONS>)
 
 # Some of core files require MBED_CONF_RTOS_PRESENT symbol. For baremetal, it's sufficient to link with mbed-core (symbol undefined = RTOS not present). For Mbed OS, this symbol must be defined and set, therefore we copy sources and build them together with this flag
 get_property(MBED_CORE_SOURCES TARGET mbed-core-obj PROPERTY SOURCES)