diff --git a/Makefile b/Makefile
index 8f7be27..2595a1d 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
 all:	awib
 
 awib: awib-skeleton.b 386_linux/backend.b lang_c/backend.b frontend/frontend.b
-	python util/bfpp.py awib-skeleton.b > awib.b
+	python util/bfpp.py -t formats/awib-0.1 awib-skeleton.b > awib.b
 
 clean:
 	touch awib.b awib.b~