diff --git a/superset-frontend/plugins/plugin-chart-echarts/src/BigNumber/BigNumberWithTrendline/transformProps.ts b/superset-frontend/plugins/plugin-chart-echarts/src/BigNumber/BigNumberWithTrendline/transformProps.ts
index 892a81e5c11a5..ec2430b2a528d 100644
--- a/superset-frontend/plugins/plugin-chart-echarts/src/BigNumber/BigNumberWithTrendline/transformProps.ts
+++ b/superset-frontend/plugins/plugin-chart-echarts/src/BigNumber/BigNumberWithTrendline/transformProps.ts
@@ -217,6 +217,7 @@ export default function transformProps(
           bottom: 0,
         },
         tooltip: {
+          appendToBody: true,
           show: true,
           trigger: 'axis',
           confine: true,