diff --git a/explorer/src/components/UptimeChart.tsx b/explorer/src/components/UptimeChart.tsx
index 7f6ed435512..51f2c9b62b5 100644
--- a/explorer/src/components/UptimeChart.tsx
+++ b/explorer/src/components/UptimeChart.tsx
@@ -8,7 +8,7 @@ import { ApiState, UptimeStoryResponse } from '../typeDefs/explorer-api';
 interface ChartProps {
   title?: string;
   xLabel: string;
-  yLabel: string;
+  yLabel?: string;
   uptimeStory: ApiState<UptimeStoryResponse>;
   loading: boolean;
 }
diff --git a/explorer/src/pages/MixnodeDetail/index.tsx b/explorer/src/pages/MixnodeDetail/index.tsx
index b04bac05352..ac53ebebf09 100644
--- a/explorer/src/pages/MixnodeDetail/index.tsx
+++ b/explorer/src/pages/MixnodeDetail/index.tsx
@@ -139,12 +139,7 @@ const PageMixnodeDetailWithState: React.FC = () => {
           {uptimeStory && (
             <ContentCard title="Routing Score">
               {uptimeStory.error && <ComponentError text="There was a problem retrieving routing score." />}
-              <UptimeChart
-                loading={uptimeStory.isLoading}
-                xLabel="date"
-                yLabel="Routing Score"
-                uptimeStory={uptimeStory}
-              />
+              <UptimeChart loading={uptimeStory.isLoading} xLabel="date" uptimeStory={uptimeStory} />
             </ContentCard>
           )}
         </Grid>