diff --git a/ui/src/widgets/ui-chart/UIChart.vue b/ui/src/widgets/ui-chart/UIChart.vue
index 518134ba2..6503480e4 100644
--- a/ui/src/widgets/ui-chart/UIChart.vue
+++ b/ui/src/widgets/ui-chart/UIChart.vue
@@ -487,8 +487,6 @@ export default {
                 // ChartsJS doesn't like undefined data points
                 const data = Array(xLabels.length).fill({})
                 if (xIndex === -1) {
-                    // Add the new x-value to xLabels
-                    xLabels.push(datapoint.x)
                     // Add data to the end of the array
                     data.push(datapoint)
                 } else {