diff --git a/DuetPkg/BootSector/Makefile b/DuetPkg/BootSector/Makefile
index 53c55178da..cfb2a5faf5 100644
--- a/DuetPkg/BootSector/Makefile
+++ b/DuetPkg/BootSector/Makefile
@@ -33,7 +33,7 @@ LIBS =
 
 COMMON_DEPS = 
 
-all: $(TARGET_FILES) loader
+all: $(TARGET_FILES)
           
 #=============                
 $(OUTPUT_DIR)\bootsect.obj:$(MODULE_DIR)\bootsect.asm
diff --git a/DuetPkg/DuetPkg.dsc b/DuetPkg/DuetPkg.dsc
index 46b6178a68..e1ee50a1f7 100644
--- a/DuetPkg/DuetPkg.dsc
+++ b/DuetPkg/DuetPkg.dsc
@@ -129,3 +129,6 @@
   # ISA Support
   DuetPkg/IsaAcpiDxe/IsaAcpi.inf
   DuetPkg/BootSector/BootSector.inf
+
+[BuildOptions.common]
+  MSFT:*_*_*_CC_FLAGS = /Fa$* /FAsc /FR$(@R).SBR
\ No newline at end of file