Silenced alert seen on openshift console overview page

Alert that have been silenced are still seen on Console overview page, 

    4.15

    1.for a cluster installed on version 4.15
    2. Silence a alert that is firing by going to Console --> Observe --> Alerting --> Alerts
    3. Check if the alert is added to silenced alert Console --> Observe --> Alerting --> Silences
    4. Go back to Console (Overview page) silenced alert is still seen there

    Silenced alert can be seen on ocp overview page

    Silenced alert should not be seen on overview page