diff --git a/device/raspivid/raspivid.go b/device/raspivid/raspivid.go
index 8d1985ab..08149755 100644
--- a/device/raspivid/raspivid.go
+++ b/device/raspivid/raspivid.go
@@ -89,6 +89,7 @@ var (
 
 // Possible modes for raspivid --exposure parameter.
 var ExposureModes = [...]string{
+	"off",
 	"auto",
 	"night",
 	"nightpreview",