diff --git a/src/pages/Well/Telemetry/TelemetryView/cursorRender.jsx b/src/pages/Well/Telemetry/TelemetryView/cursorRender.jsx
index 4a14358..05754c0 100644
--- a/src/pages/Well/Telemetry/TelemetryView/cursorRender.jsx
+++ b/src/pages/Well/Telemetry/TelemetryView/cursorRender.jsx
@@ -48,8 +48,8 @@ export const cursorRender = (group, data, flowData) => {
                         <Fragment key={chart.key}>
                             <GridItem row={i+2} col={1} style={{ padding: '2px 0' }}>{getChartIcon(chart)}</GridItem>
                             <GridItem row={i+2} col={2}>{chart.shortLabel || chart.label}</GridItem>
-                            {flow.map((row) => (
-                                <GridItem row={i+2+(j++)} col={3} style={{ paddingRight: 0, textAlign: 'end' }}>
+                            {flow.map((row, j) => (
+                                <GridItem key={`${j}`} row={i+2+(j++)} col={3} style={{ paddingRight: 0, textAlign: 'end' }}>
                                     {chart.xAxis.format?.(row) ?? value(row)}
                                 </GridItem>
                             ))}