diff --git a/internal/birddeploy/sync_unix.go b/internal/birddeploy/sync_unix.go
index 029fe42..9dafed2 100644
--- a/internal/birddeploy/sync_unix.go
+++ b/internal/birddeploy/sync_unix.go
@@ -9,6 +9,6 @@ func syncDir(path string) error {
 	if err != nil {
 		return err
 	}
-	defer f.Close()
+	defer func() { _ = f.Close() }()
 	return f.Sync()
 }