diff --git a/CMakeLists.txt b/CMakeLists.txt
index dd7f89d957..8fb6869187 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -93,6 +93,7 @@ endif()
 # Add c++ support, include directories
 include_directories(BEFORE SYSTEM
 	${INCLUDE_DIR}/cxxsupport
+	${MBED_OS_DIR}/platform/cxxsupport
 )
 
 include_directories(BEFORE