1 files changed, 2 insertions, 1 deletions
diff --git a/fs/fs.go b/fs/fs.go
index b06ded8..d6d0618 100644
--- a/fs/fs.go
+++ b/fs/fs.go
@@ -23,7 +23,8 @@ type File interface {
 
 type RegularFile interface {
 	File
-	Open() (io.ReadWriteCloser, error)
+	Open() (io.ReadCloser, error)
+	OpenWritable() (io.WriteCloser, error)
 }
 
 type Dir interface {