diff --git a/make/defs-orig.mk b/make/defs-orig.mk
index e2094cfe..31e30e87 100644
--- a/make/defs-orig.mk
+++ b/make/defs-orig.mk
@@ -7,7 +7,7 @@ ifndef PROJECT
 	PROJECT := ytools
 	REQUIRED = make \
 			doc \
-			misc slog platform \
+			debug misc slog platform \
 			devutil \
 			hash \
 			hexdump \