diff --git a/src/components/DVB.tsx b/src/components/DVB.tsx
index ff76375..77b01ef 100644
--- a/src/components/DVB.tsx
+++ b/src/components/DVB.tsx
@@ -7,10 +7,10 @@ const DVB_REFRESH_INTERVAL = 30 * 1000
 
 const DVB = ({ stopId }: { stopId: number }) => {
     const [departuresHead, setDeparturesHead] = React.useState("")
-    const [departuresTable, setDeparturesTable] = React.useState([])
+    const [departuresTable, setDeparturesTable] = React.useState<JSX.Element[]>([])
 
     const processDepatures = (departures: Departure[]) => {
-        const depTable = [];
+        const depTable: JSX.Element[] = [];
 
         departures.forEach((departure, index) => {
             const realTime = departure.RealTime ? new Date(parseInt(departure.RealTime.replace(/\/Date\(/g, "").replace(/\-.*$/g, ""))) : undefined;
diff --git a/src/components/News.tsx b/src/components/News.tsx
index 989b39f..3cc95ba 100644
--- a/src/components/News.tsx
+++ b/src/components/News.tsx
@@ -6,17 +6,18 @@ import type { News as NewsType, PostillonNews } from "../lib/interfaces";
 const NEWS_REFRESH_INTERVAL = 15 * 60 * 1000;
 
 const News = () => {
-    const [news, setNews] = React.useState([])
+    const [news, setNews] = React.useState<JSX.Element[]>([])
 
     const processNews = (news: NewsType[], postillon: PostillonNews[]) => {
-        const newsTable = []
+        const newsTable: JSX.Element[] = []
 
+        let i = 0;
         for (const n of news) {
             if (!n.title || n.title === "") continue;
 
             const updated = new Date(n.updated);
             newsTable.push(
-                <tr key={n.title}>
+                <tr key={++i}>
                     <td>{n.title}</td>
                     <td>{updated.getHours()}:{updated.getMinutes().toString().padStart(2, "0")}</td>
                 </tr>
diff --git a/src/components/WeatherAndTime.tsx b/src/components/WeatherAndTime.tsx
index f983c48..f6114c0 100644
--- a/src/components/WeatherAndTime.tsx
+++ b/src/components/WeatherAndTime.tsx
@@ -93,7 +93,7 @@ const WeatherAndTime = ({ secrets }: { secrets: SecretsWeather }) => {
             <thead>
                 <tr>
                     {(() => {
-                        const rslt = []
+                        const rslt: JSX.Element[] = []
                         for (let i = 0; i < 4; i++) {
                             const day = new Date((weather.daily.data[i].time * 1000));
                             rslt.push(<th colSpan={2} key={i}>{dowToString(day.getDay())}, {day.getDate()}. {day.getMonth() + 1}.</th>);
@@ -105,7 +105,7 @@ const WeatherAndTime = ({ secrets }: { secrets: SecretsWeather }) => {
             <tbody>
                 <tr>
                     {(() => {
-                        const rslt = []
+                        const rslt: JSX.Element[] = []
                         for (let i = 0; i < 4; i++) {
                             const style = i > 0 ? { borderLeft: "1px solid var(--iconColor)" } : {}
                             rslt.push(<td key={`00${i}`} rowSpan={2} style={style}>{getWeatherIcon(weather.daily.data[i].icon)}</td>);
@@ -116,7 +116,7 @@ const WeatherAndTime = ({ secrets }: { secrets: SecretsWeather }) => {
                 </tr>
                 <tr>
                     {(() => {
-                        const rslt = []
+                        const rslt: JSX.Element[] = []
                         for (let i = 0; i < 4; i++) {
                             rslt.push(<td key={i} className={styles.futureWeatherLowTemp}>{weather.daily.data[i].temperatureLow.toFixed(1)}°C</td>);
                         }