diff --git a/blkmaker.c b/blkmaker.c
index e1acd6d..a59d6c4 100644
--- a/blkmaker.c
+++ b/blkmaker.c
@@ -19,6 +19,7 @@
 #include "private.h"
 
 const char *blkmk_supported_rules[] = {
+	"csv",
 	NULL
 };