diff --git a/build/systemMenu_RED/HWInfoWriter/ARM9/Makefile b/build/systemMenu_RED/HWInfoWriter/ARM9/Makefile
index d171fb30..ae33856d 100644
--- a/build/systemMenu_RED/HWInfoWriter/ARM9/Makefile
+++ b/build/systemMenu_RED/HWInfoWriter/ARM9/Makefile
@@ -44,7 +44,7 @@ MAKEROM_FLAGS			+=	-DTITLEID_LO='$(TITLEID_LO)' \
 							-DHWINFO_PRIVKEY='private_HWInfo.der'
 MAKETAD_FLAGS			+=	-s
 
-TWL_KEYSDIR			+=	-DPRIVKEY_PATH='$(TWL_KEYSDIR)/rsa'
+MAKEROM_FLAGS			+=	-DPRIVKEY_PATH='$(TWL_KEYSDIR)/rsa'
 ifneq ($(TWL_IPL_RED_PRIVATE_ROOT),)
 MACRO_FLAGS				+=	-DUSE_PRODUCT_KEY
 endif
diff --git a/build/systemMenu_RED/NandInitializer/ARM9.TWL/Makefile b/build/systemMenu_RED/NandInitializer/ARM9.TWL/Makefile
index c7317262..05743596 100644
--- a/build/systemMenu_RED/NandInitializer/ARM9.TWL/Makefile
+++ b/build/systemMenu_RED/NandInitializer/ARM9.TWL/Makefile
@@ -69,7 +69,7 @@ MAKEROM_FLAGS			+=	-DTITLEID_LO='$(TITLEID_LO)' \
 							-DHWINFO_PRIVKEY='private_HWInfo.der'
 MAKETAD_FLAGS			+=	-s
 
-TWL_KEYSDIR			+=	-DPRIVKEY_PATH='$(TWL_KEYSDIR)/rsa'
+MAKEROM_FLAGS			+=	-DPRIVKEY_PATH='$(TWL_KEYSDIR)/rsa'
 ifneq ($(TWL_IPL_RED_PRIVATE_ROOT),)
 MACRO_FLAGS				+=	-DUSE_PRODUCT_KEY
 endif