diff --git a/internal/restic/repository.go b/internal/restic/repository.go
index f9e79ad75..8462e1b9e 100644
--- a/internal/restic/repository.go
+++ b/internal/restic/repository.go
@@ -83,6 +83,7 @@ const (
 type WriteableFileType backend.FileType
 
 const (
+	// WriteableSnapshotFile is the WriteableFileType for snapshots.
 	WriteableSnapshotFile = WriteableFileType(SnapshotFile)
 )