diff --git a/boot/mbed/include/sysflash/sysflash.h b/boot/mbed/include/sysflash/sysflash.h
new file mode 100644
index 0000000..e19945b
--- /dev/null
+++ b/boot/mbed/include/sysflash/sysflash.h
@@ -0,0 +1,14 @@
+/* Manual version of auto-generated version. */
+
+#ifndef __SYSFLASH_H__
+#define __SYSFLASH_H__
+
+#define PRIMARY_ID      0
+#define SECONDARY_ID    1
+#define SCRATCH_ID      2
+
+#define FLASH_AREA_IMAGE_PRIMARY(x)    PRIMARY_ID
+#define FLASH_AREA_IMAGE_SECONDARY(x)  SECONDARY_ID
+#define FLASH_AREA_IMAGE_SCRATCH       SCRATCH_ID
+
+#endif /* __SYSFLASH_H__ */