diff --git a/Makefile b/Makefile
index fcdd748776..a7fdb36545 100755
--- a/Makefile
+++ b/Makefile
@@ -41,9 +41,9 @@ VALID_TARGETS	 = NAZE NAZE32PRO OLIMEXINO STM32F3DISCOVERY CHEBUZZF3 CC3D CJMCU
 ifeq ($(FLASH_SIZE),)
 ifeq ($(TARGET),$(filter $(TARGET),CJMCU))
 FLASH_SIZE = 64
-else ifeq ($(TARGET),$(filter $(TARGET),ALIENWIIF1 CC3D NAZE OLIMEXINO RMDO))
+else ifeq ($(TARGET),$(filter $(TARGET),ALIENWIIF1 CC3D NAZE OLIMEXINO))
 FLASH_SIZE = 128
-else ifeq ($(TARGET),$(filter $(TARGET),EUSTM32F103RC PORT103R STM32F3DISCOVERY CHEBUZZF3 NAZE32PRO SPRACINGF3 SPARKY ALIENWIIF3 COLIBRI_RACE MOTOLAB))
+else ifeq ($(TARGET),$(filter $(TARGET),EUSTM32F103RC PORT103R STM32F3DISCOVERY CHEBUZZF3 NAZE32PRO SPRACINGF3 SPARKY ALIENWIIF3 COLIBRI_RACE MOTOLAB RMDO))
 FLASH_SIZE = 256
 else
 $(error FLASH_SIZE not configured for target)
@@ -66,7 +66,7 @@ VPATH		:= $(SRC_DIR):$(SRC_DIR)/startup
 USBFS_DIR	= $(ROOT)/lib/main/STM32_USB-FS-Device_Driver
 USBPERIPH_SRC = $(notdir $(wildcard $(USBFS_DIR)/src/*.c))
 
-ifeq ($(TARGET),$(filter $(TARGET),STM32F3DISCOVERY CHEBUZZF3 NAZE32PRO SPRACINGF3 SPARKY ALIENWIIF3 COLIBRI_RACE MOTOLAB))
+ifeq ($(TARGET),$(filter $(TARGET),STM32F3DISCOVERY CHEBUZZF3 NAZE32PRO SPRACINGF3 SPARKY ALIENWIIF3 COLIBRI_RACE MOTOLAB RMDO))
 
 CSOURCES        := $(shell find $(SRC_DIR) -name '*.c')
 
@@ -549,6 +549,7 @@ ALIENWIIF3_SRC = \
 
 RMDO_SRC = \
 		   $(STM32F30x_COMMON_SRC) \
+		   drivers/accgyro_mpu.c \
 		   drivers/accgyro_mpu6050.c \
 		   drivers/barometer_bmp280.c \
 		   drivers/display_ug2864hsweg01.h \