1 files changed, 1 insertions, 0 deletions

diff --git a/Makefile b/Makefile
index 88130e1..03befd7 100644
--- a/Makefile
+++ b/Makefile
@@ -128,6 +128,7 @@ UPROGS=\
 	$U/_usertests\
 	$U/_wc\
 	$U/_zombie\
+	$U/_cow\
 
 fs.img: mkfs/mkfs README $(UPROGS)
 	mkfs/mkfs fs.img README $(UPROGS)