diff --git a/scripts/land-calculate/index.js b/scripts/land-calculate/index.js
index 8a119bae..d45b385f 100644
--- a/scripts/land-calculate/index.js
+++ b/scripts/land-calculate/index.js
@@ -7,6 +7,7 @@
  * @constructor
  * @writter @Nperma
  */
+
 export class MATH {
     constructor(value) {
         /**