diff --git a/LUFA/makefile b/LUFA/makefile
index e8b7b7b9ed..73e760b905 100644
--- a/LUFA/makefile
+++ b/LUFA/makefile
@@ -41,9 +41,9 @@ else
 	rm -f $(LUFA_SRC_ALL_FILES:%.c=%.d)
 	rm -f $(LUFA_SRC_ALL_FILES:%.c=%.lst)
 
-  include Build/lufa.core.in
-  include Build/lufa.sources.in
-  include Build/lufa.doxygen.in
+  include Build/lufa_core.mk
+  include Build/lufa_sources.mk
+  include Build/lufa_doxygen.mk
 endif