diff --git a/.eslintrc.yml b/.eslintrc.yml
index 02109ce3..652318f0 100644
--- a/.eslintrc.yml
+++ b/.eslintrc.yml
@@ -9,7 +9,7 @@ globals:
   Atomics: readonly
   SharedArrayBuffer: readonly
 parserOptions:
-  ecmaVersion: 2018
+  ecmaVersion: 2020
   sourceType: module
 parser: vue-eslint-parser
 plugins:
diff --git a/app/javascript/components/travelEstimateForm.vue b/app/javascript/components/travelEstimateForm.vue
index 9fc1d910..971a7514 100644
--- a/app/javascript/components/travelEstimateForm.vue
+++ b/app/javascript/components/travelEstimateForm.vue
@@ -239,7 +239,7 @@ export default {
             });
             this.$nextTick(() => {
                 const index = this.expenseData.length - 1;
-                const input = this.$refs?.expense_type?.[index]?.focusSelect();
+                this.$refs?.expense_type?.[index]?.focusSelect();
             });
         },
         deleteExpense(expense) {