diff --git a/backend/src/api/mining/mining-routes.ts b/backend/src/api/mining/mining-routes.ts
index b6ce3ba70..bdfc83d43 100644
--- a/backend/src/api/mining/mining-routes.ts
+++ b/backend/src/api/mining/mining-routes.ts
@@ -227,10 +227,8 @@ class MiningRoutes {
         throw new Error('from must be less than to');
       }
       const blockFees = await mining.$getBlockFeesTimespan(parseInt(req.query.from as string, 10), parseInt(req.query.to as string, 10));
-      const blockCount = await BlocksRepository.$blockCount(null, null);
       res.header('Pragma', 'public');
       res.header('Cache-control', 'public');
-      res.header('X-total-count', blockCount.toString());
       res.setHeader('Expires', new Date(Date.now() + 1000 * 60).toUTCString());
       res.json(blockFees);
     } catch (e) {
diff --git a/frontend/src/app/components/block-fees-subsidy-graph/block-fees-subsidy-graph.component.ts b/frontend/src/app/components/block-fees-subsidy-graph/block-fees-subsidy-graph.component.ts
index e858c24a1..a6fca2469 100644
--- a/frontend/src/app/components/block-fees-subsidy-graph/block-fees-subsidy-graph.component.ts
+++ b/frontend/src/app/components/block-fees-subsidy-graph/block-fees-subsidy-graph.component.ts
@@ -396,6 +396,10 @@ export class BlockFeesSubsidyGraphComponent implements OnInit {
     this.chartInstance = ec;
 
     this.chartInstance.on('legendselectchanged', (params) => {
+      if (this.isLoading) {
+        return;
+      }
+
       let mode: 'normal' | 'fiat' | 'percentage';
       if (params.name.includes('USD')) {
         mode = 'fiat';