1 files changed, 7 insertions, 2 deletions
diff --git a/app/assets/javascripts/monitoring/components/charts/heatmap.vue b/app/assets/javascripts/monitoring/components/charts/heatmap.vue
index 55a25ee09fd..f6f266dacf3 100644
--- a/app/assets/javascripts/monitoring/components/charts/heatmap.vue
+++ b/app/assets/javascripts/monitoring/components/charts/heatmap.vue
@@ -1,8 +1,8 @@
 <script>
 import { GlResizeObserverDirective } from '@gitlab/ui';
 import { GlHeatmap } from '@gitlab/ui/dist/charts';
-import dateformat from 'dateformat';
 import { graphDataValidatorForValues } from '../../utils';
+import { formatDate, timezones, formats } from '../../format_date';
 
 export default {
   components: {
@@ -17,6 +17,11 @@ export default {
       required: true,
       validator: graphDataValidatorForValues.bind(null, false),
     },
+    timezone: {
+      type: String,
+      required: false,
+      default: timezones.LOCAL,
+    },
   },
   data() {
     return {
@@ -43,7 +48,7 @@ export default {
       return this.result.values.map(val => {
         const [yLabel] = val;
 
-        return dateformat(new Date(yLabel), 'HH:MM:ss');
+        return formatDate(new Date(yLabel), { format: formats.shortTime, timezone: this.timezone });
       });
     },
     result() {