diff --git a/app/components/gh-members-chart.hbs b/app/components/gh-members-chart.hbs
index 6d199f51b..a0fe7fcbe 100644
--- a/app/components/gh-members-chart.hbs
+++ b/app/components/gh-members-chart.hbs
@@ -54,11 +54,11 @@
             {{else}}
                 <h3 class="f-small ttu midgrey fw5">Signed up in the last {{this.range}} days</h3>
             {{/if}}
-            <div class="gh-members-chart-summary-data">{{if this.fetchStatsTask.isRunning "-" this.stats.totalInRange}}</div>
+            <div class="gh-members-chart-summary-data">{{if this.fetchStatsTask.isRunning "-" this.stats.total_in_range}}</div>
         </div>
         <div class="flex-auto flex flex-column justify-center items-start pa4">
             <h3 class="f-small ttu midgrey fw5">Signed up today</h3>
-            <div class="gh-members-chart-summary-data">{{if this.fetchStatsTask.isRunning "-" this.stats.newToday}}</div>
+            <div class="gh-members-chart-summary-data">{{if this.fetchStatsTask.isRunning "-" this.stats.new_today}}</div>
         </div>
     </div>
 </div>
\ No newline at end of file
diff --git a/app/components/gh-members-chart.js b/app/components/gh-members-chart.js
index bbabef266..be662c082 100644
--- a/app/components/gh-members-chart.js
+++ b/app/components/gh-members-chart.js
@@ -69,12 +69,12 @@ export default Component.extend({
         this.set('stats', stats);
 
         this.setChartOptions({
-            rangeInDays: Object.keys(stats.totalOnDate).length
+            rangeInDays: Object.keys(stats.total_on_date).length
         });
 
         this.setChartData({
-            dateLabels: Object.keys(stats.totalOnDate),
-            dateValues: Object.values(stats.totalOnDate)
+            dateLabels: Object.keys(stats.total_on_date),
+            dateValues: Object.values(stats.total_on_date)
         });
     }),
 
diff --git a/mirage/config/members.js b/mirage/config/members.js
index 924307a79..a6d7f3f29 100644
--- a/mirage/config/members.js
+++ b/mirage/config/members.js
@@ -47,9 +47,9 @@ export function mockMembersStats(server) {
 
         return {
             total,
-            totalInRange: rangeTotal,
-            totalOnDate,
-            newToday: dateCounts[moment().format('YYYY-MM-DD')]
+            total_in_range: rangeTotal,
+            total_on_date: totalOnDate,
+            new_today: dateCounts[moment().format('YYYY-MM-DD')]
         };
     });
 }