diff --git a/FreeRTOS/Demo/WIN32-MingW/Makefile b/FreeRTOS/Demo/WIN32-MingW/Makefile
index dc3a1feb2..8e90712dc 100644
--- a/FreeRTOS/Demo/WIN32-MingW/Makefile
+++ b/FreeRTOS/Demo/WIN32-MingW/Makefile
@@ -96,6 +96,7 @@ FREERTOS_DEMOS_SOURCES := $(filter-out $(FREERTOS_DEMOS_DIR)/comtest.c, $(FREERT
 FREERTOS_DEMOS_SOURCES := $(filter-out $(FREERTOS_DEMOS_DIR)/flash_timer.c, $(FREERTOS_DEMOS_SOURCES))
 FREERTOS_DEMOS_SOURCES := $(filter-out $(FREERTOS_DEMOS_DIR)/flash.c, $(FREERTOS_DEMOS_SOURCES))
 FREERTOS_DEMOS_SOURCES := $(filter-out $(FREERTOS_DEMOS_DIR)/IntQueue.c, $(FREERTOS_DEMOS_SOURCES))
+FREERTOS_DEMOS_SOURCES := $(filter-out $(FREERTOS_DEMOS_DIR)/MessageBufferAMP.c, $(FREERTOS_DEMOS_SOURCES))
 FREERTOS_DEMOS_SOURCES := $(filter-out $(FREERTOS_DEMOS_DIR)/recmutex.c, $(FREERTOS_DEMOS_SOURCES))
 FREERTOS_DEMOS_SOURCES += ./DemosModifiedForLowTickRate/recmutex.c
 FREERTOS_DEMOS_SOURCES := $(filter-out $(FREERTOS_DEMOS_DIR)/sp_flop.c, $(FREERTOS_DEMOS_SOURCES))