diff --git a/task/task.go b/task/task.go
index f6c687c..ed0822e 100644
--- a/task/task.go
+++ b/task/task.go
@@ -27,6 +27,7 @@ func StartTask(conf config.Config, data types.TaskStart) error {
 		Type:          data.Type,
 		FileID:        data.FileID,
 		FileMD5:       data.FileMD5,
+		FileExtension: data.FileExtension,
 		FfmpegCommand: data.FfmpegCommand,
 	}