diff --git a/frontend/src/components/Dashboard/DashboardDowntimes.vue b/frontend/src/components/Dashboard/DashboardDowntimes.vue
index bbd0df9e..73f19121 100644
--- a/frontend/src/components/Dashboard/DashboardDowntimes.vue
+++ b/frontend/src/components/Dashboard/DashboardDowntimes.vue
@@ -68,7 +68,7 @@ export const initialParams = {
 };
 
 export const convertToSec = (val) => {
-    return +new Date(val)/1000;
+    return (new Date(val).getTime())/1000;
 };
 
 export const checkErrors = (params) => {