diff --git a/frontend/src/app/components/acceleration/acceleration-fees-graph/acceleration-fees-graph.component.ts b/frontend/src/app/components/acceleration/acceleration-fees-graph/acceleration-fees-graph.component.ts
index edc206407..91de5ca03 100644
--- a/frontend/src/app/components/acceleration/acceleration-fees-graph/acceleration-fees-graph.component.ts
+++ b/frontend/src/app/components/acceleration/acceleration-fees-graph/acceleration-fees-graph.component.ts
@@ -156,7 +156,7 @@ export class AccelerationFeesGraphComponent implements OnInit, OnDestroy {
           let tooltip = `<b style="color: white; margin-left: 2px">${formatterXAxis(this.locale, this.timespan, parseInt(ticks[0].axisValue, 10))}</b><br>`;
 
           if (ticks[0].data[1] > 10_000_000) {
-            tooltip += `${ticks[0].marker} ${ticks[0].seriesName}: ${formatNumber(ticks[0].data[1] / 100_000_000, this.locale, '1.0-0')} BTC<br>`;
+            tooltip += `${ticks[0].marker} ${ticks[0].seriesName}: ${formatNumber(ticks[0].data[1] / 100_000_000, this.locale, '1.0-8')} BTC<br>`;
           } else {
             tooltip += `${ticks[0].marker} ${ticks[0].seriesName}: ${formatNumber(ticks[0].data[1], this.locale, '1.0-0')} sats<br>`;
           }