diff --git a/projects/common-map/src/fm-map/components/selected-item-temporal/selected-item-temporal.component.ts b/projects/common-map/src/fm-map/components/selected-item-temporal/selected-item-temporal.component.ts
index d7d0fe5..ba52853 100644
--- a/projects/common-map/src/fm-map/components/selected-item-temporal/selected-item-temporal.component.ts
+++ b/projects/common-map/src/fm-map/components/selected-item-temporal/selected-item-temporal.component.ts
@@ -35,7 +35,7 @@ export class SelectedItemTemporalComponent extends AbstractSelectedItemComponent
   nextDate():Date {
     let temporalItemLayer = this.itemLayer as  ITemporalItemLayer;
     if(temporalItemLayer.nextItemLayer.item) 
-      return temporalItemLayer.nextItemLayer.item.dataDate;
+      return new Date(Date.parse(temporalItemLayer.nextItemLayer.item.dataDate)) ;
     return null;
   }
 
@@ -47,7 +47,7 @@ export class SelectedItemTemporalComponent extends AbstractSelectedItemComponent
   previousDate():Date {
     let temporalItemLayer = this.itemLayer as  ITemporalItemLayer;
     if(temporalItemLayer.previousItemLayer.item) 
-      return temporalItemLayer.previousItemLayer.item.dataDate;
+      return new Date(Date.parse(temporalItemLayer.previousItemLayer.item.dataDate));
     return null;
   }
 
@@ -74,7 +74,7 @@ export class SelectedItemTemporalComponent extends AbstractSelectedItemComponent
   }
 
   handleGoToChart(item: IItem) {  
-    this.router.navigate(['/viewer', 'temporal', 'item', item.parentCode, item.dataDate.getUTCFullYear()]);
+    this.router.navigate(['/viewer', 'temporal', 'item', item.parentCode, new Date(Date.parse(item.dataDate)).getUTCFullYear()]);
     return false;
   }
 }