diff --git a/optuna_dashboard/ts/components/TrialTable.tsx b/optuna_dashboard/ts/components/TrialTable.tsx
index 6090ee85..c708f6ee 100644
--- a/optuna_dashboard/ts/components/TrialTable.tsx
+++ b/optuna_dashboard/ts/components/TrialTable.tsx
@@ -106,6 +106,7 @@ export const TrialTable: FC<{
             ?.param_external_value || null,
         sortable: sortable,
         filterable: filterable,
+        // eslint-disable-next-line @typescript-eslint/no-unused-vars
         less: (firstEl, secondEl, _): number => {
           const firstVal = firstEl.params.find(
             (p) => p.name === s.name
@@ -146,6 +147,7 @@ export const TrialTable: FC<{
           ?.value || null,
       sortable: attr_spec.sortable,
       filterable: !attr_spec.sortable,
+      // eslint-disable-next-line @typescript-eslint/no-unused-vars
       less: (firstEl, secondEl, _): number => {
         const firstVal = firstEl.user_attrs.find(
           (attr) => attr.key === attr_spec.key
diff --git a/standalone_app/src/components/TrialTable.tsx b/standalone_app/src/components/TrialTable.tsx
index 9e890c83..5a0efc96 100644
--- a/standalone_app/src/components/TrialTable.tsx
+++ b/standalone_app/src/components/TrialTable.tsx
@@ -96,6 +96,7 @@ export const TrialTable: FC<{
         null,
       sortable: true,
       filterable: false,
+      // eslint-disable-next-line @typescript-eslint/no-unused-vars
       less: (firstEl, secondEl, _): number => {
         const firstVal = firstEl.params.find(
           (p) => p.name === s.name
@@ -126,6 +127,7 @@ export const TrialTable: FC<{
           ?.value || null,
       sortable: attr_spec.sortable,
       filterable: false,
+      // eslint-disable-next-line @typescript-eslint/no-unused-vars
       less: (firstEl, secondEl, _): number => {
         const firstVal = firstEl.user_attrs.find(
           (attr) => attr.key === attr_spec.key