diff --git a/src/datasource-zabbix/specs/utils.spec.js b/src/datasource-zabbix/specs/utils.spec.js
index 3367f1f..01cc76f 100644
--- a/src/datasource-zabbix/specs/utils.spec.js
+++ b/src/datasource-zabbix/specs/utils.spec.js
@@ -155,7 +155,7 @@ describe('Utils', () => {
           depth: 2
         },
         {
-          array: [ [[1, 2], [3, 4]], [[1, 2], [3, 4]] ],
+          array: [[[1, 2], [3, 4]], [[1, 2], [3, 4]]],
           depth: 3
         },
       ];