diff --git a/pkg/vm/cli/cli.go b/pkg/vm/cli/cli.go
index 3e3495dd1..99988f280 100644
--- a/pkg/vm/cli/cli.go
+++ b/pkg/vm/cli/cli.go
@@ -589,7 +589,7 @@ func Parse(args []string) (string, error) {
 	if err := w.Flush(); err != nil {
 		return "", err
 	}
-	return string(buf.Bytes()), nil
+	return buf.String(), nil
 }
 
 func parseArgs(args []string) ([]stackitem.Item, error) {