diff --git a/static/src/app/statistic/campaign/overview/stats-overview.component.ts b/static/src/app/statistic/campaign/overview/stats-overview.component.ts
index c428a8b..decfe16 100644
--- a/static/src/app/statistic/campaign/overview/stats-overview.component.ts
+++ b/static/src/app/statistic/campaign/overview/stats-overview.component.ts
@@ -110,34 +110,34 @@ export class StatisticOverviewComponent implements OnInit {
 
     for (let i = wars.length - 1; i >= 0; i--) {
       const j = wars.length - i - 1;
-      const warDateString = new Date(wars[i].date);
+      const warDate = new Date(wars[i].date);
 
       pointsObj[0].series.push({
-        name: warDateString,
+        name: warDate,
         value: wars[i].ptBlufor
       });
       pointsObj[1].series.push({
-        name: warDateString,
+        name: warDate,
         value: wars[i].ptOpfor
       });
       pointsSumObj[0].series.push({
-        name: warDateString,
+        name: warDate,
         value: pointsSumObj[0].series[j - 1] ?
           pointsSumObj[0].series[j - 1].value + wars[i].ptBlufor :
           wars[i].ptBlufor
       });
       pointsSumObj[1].series.push({
-        name: warDateString,
+        name: warDate,
         value: pointsSumObj[1].series[j - 1]
           ? pointsSumObj[1].series[j - 1].value + wars[i].ptOpfor :
           wars[i].ptOpfor
       });
       playersObj[0].series.push({
-        name: warDateString,
+        name: warDate,
         value: wars[i].playersBlufor
       });
       playersObj[1].series.push({
-        name: warDateString,
+        name: warDate,
         value: wars[i].playersOpfor
       });
     }
@@ -156,5 +156,4 @@ export class StatisticOverviewComponent implements OnInit {
   isActiveSlide(index) {
     return this.activeSlideIndex === index ? '#d9edf7' : 'white';
   }
-
 }