diff --git a/Makefile b/Makefile
index 72d711d..927999c 100644
--- a/Makefile
+++ b/Makefile
@@ -184,11 +184,13 @@
 	$(Q)./tools/buildrom.py $< $@
 
 ####### dsdt build rules
-src/acpi-dsdt.hex: src/acpi-dsdt.dsl
+src/%.hex: src/%.dsl
 	@echo "Compiling DSDT"
-	$(Q)cpp -P $< > $(OUT)acpi-dsdt.dsl.i
-	$(Q)iasl -tc -p $@ $(OUT)acpi-dsdt.dsl.i
-	$(Q)rm $(OUT)acpi-dsdt.dsl.i
+	$(Q)cpp -P $< > $(OUT)$*.dsl.i
+	$(Q)iasl -tc -p $(OUT)$* $(OUT)$*.dsl.i
+	$(Q)cp $(OUT)$*.hex $@
+
+$(OUT)ccode32flat.o: src/acpi-dsdt.hex
 
 ####### Generic rules
 clean: