Use the same time format as before

app/helpers/application_helper.rb

@@ -169,7 +169,7 @@ module ApplicationHelper
 
     element = content_tag :time, l(time, format: "%b %d, %Y"),
       class: css_classes,
-      title: l(time.to_time.in_time_zone, format: :short),
+      title: l(time.to_time.in_time_zone, format: :timeago_tooltip),
       datetime: time.to_time.getutc.iso8601,
       data: {
         toggle: 'tooltip',

config/locales/en.yml

@@ -248,4 +248,5 @@ en:
       default: "%a, %d %b %Y %H:%M:%S %z"
       long: "%B %d, %Y %H:%M"
       short: "%d %b %H:%M"
+      timeago_tooltip: "%b %-d, %Y %-k:%M%P"
     pm: pm