#define CONFIG_SYS_DFU_DATA_BUF_SIZE (1024*1024*8) /* 8 MiB */
#endif
#ifndef CONFIG_SYS_DFU_MAX_FILE_SIZE
-#define CONFIG_SYS_DFU_MAX_FILE_SIZE (4 << 20) /* 4 MiB */
+#define CONFIG_SYS_DFU_MAX_FILE_SIZE CONFIG_SYS_DFU_DATA_BUF_SIZE
#endif
struct dfu_entity {