diff --git a/frontend-v2/src/features/model/VariableRow.tsx b/frontend-v2/src/features/model/VariableRow.tsx
index 6aee9d53..d84c3b47 100644
--- a/frontend-v2/src/features/model/VariableRow.tsx
+++ b/frontend-v2/src/features/model/VariableRow.tsx
@@ -128,11 +128,11 @@ const VariableRow: FC<Props> = ({
     const intervalId = setInterval(() => {
       if (isDirty) {
         handleSubmit((data) => {
-          // @ts-expect-error
+          // @ts-expect-error - lower_bound and upper_bound can be null
           if (data.lower_bound === "") {
             data.lower_bound = null;
           }
-          // @ts-expect-error
+          // @ts-expect-error - lower_bound and upper_bound can be null
           if (data.upper_bound === "") {
             data.upper_bound = null;
           }
diff --git a/frontend-v2/src/features/results/Results.tsx b/frontend-v2/src/features/results/Results.tsx
index 49615b87..13b727c6 100644
--- a/frontend-v2/src/features/results/Results.tsx
+++ b/frontend-v2/src/features/results/Results.tsx
@@ -1,6 +1,6 @@
 import { Tabs, Tab, Box, Button, IconButton } from "@mui/material";
 import RemoveCircleOutlineIcon from "@mui/icons-material/RemoveCircleOutline";
-import { ChangeEvent, FC, useEffect, useState } from "react";
+import { SyntheticEvent, FC, useState } from "react";
 import ArrowDropDownIcon from "@mui/icons-material/ArrowDropDown";
 import ResultsTab from "./ResultsTab";
 import { TableHeader } from "../../components/TableHeader";
@@ -28,7 +28,7 @@ const Results: FC = () => {
     setTab(newTables?.length - 1);
   };
 
-  const handleTabChange = async (event: ChangeEvent<{}>, newValue: number) => {
+  const handleTabChange = async (event: SyntheticEvent, newValue: number) => {
     setTab(newValue);
   };
 
diff --git a/frontend-v2/src/features/simulation/useSimulationInputs.ts b/frontend-v2/src/features/simulation/useSimulationInputs.ts
index 35b657b7..72aa5661 100644
--- a/frontend-v2/src/features/simulation/useSimulationInputs.ts
+++ b/frontend-v2/src/features/simulation/useSimulationInputs.ts
@@ -49,7 +49,7 @@ const getSimulateInput = (
   } else if (mode == simulationInputMode.ALL_OUTPUTS_NO_AMOUNTS) {
     const amountNames = ["Aa", "A1", "A2", "A3"];
     for (const v of variables || []) {
-      let isAmount = model.is_library_model && amountNames.includes(v.name);
+      const isAmount = model.is_library_model && amountNames.includes(v.name);
       if (!v.constant && !isAmount) {
         outputs.push(v.qname);
       }