diff --git a/internal/services/story_storage/file_storage_service.go b/internal/services/story_storage/file_storage_service.go
index 80fc73e..bfcbc49 100644
--- a/internal/services/story_storage/file_storage_service.go
+++ b/internal/services/story_storage/file_storage_service.go
@@ -38,7 +38,7 @@ func (s *fileService) Save(ctx context.Context, story *models.Story) error {
 	if err != nil {
 		return err
 	}
-	if err := os.WriteFile(s.filepath, data, 0x777); err != nil {
+	if err := os.WriteFile(s.filepath, data, 0644); err != nil {
 		return err
 	}
 	log.Printf("save story to: %s", s.filepath)