diff --git a/src/Components/Form/FormFields/RangeAutocompleteFormField.tsx b/src/Components/Form/FormFields/RangeAutocompleteFormField.tsx
index 41f98c02471..8feebe651b0 100644
--- a/src/Components/Form/FormFields/RangeAutocompleteFormField.tsx
+++ b/src/Components/Form/FormFields/RangeAutocompleteFormField.tsx
@@ -26,7 +26,8 @@ export default function RangeAutocompleteFormField(props: Props) {
     const sortedThresholds = props.thresholds?.sort(compareBy("value")) || [];
 
     const getThreshold = (value: number) => {
-      const threshold = sortedThresholds.findLast(
+      const reversedThresholds = [...sortedThresholds].reverse();
+      const threshold = reversedThresholds.find(
         (threshold) => value >= threshold.value,
       );
       return threshold;