diff --git a/cmd/s3share.go b/cmd/s3share.go
index b7a5793..0c7662f 100644
--- a/cmd/s3share.go
+++ b/cmd/s3share.go
@@ -19,8 +19,7 @@ type args struct {
 }
 
 func (args) Version() string {
-	// TODO
-	return "s3share 0.1"
+	return "s3share 1.0"
 }
 
 func main() {