diff --git a/src/components/AllWinesPage.vue b/src/components/AllWinesPage.vue
index ca50da4..174fc99 100644
--- a/src/components/AllWinesPage.vue
+++ b/src/components/AllWinesPage.vue
@@ -3,7 +3,7 @@
     <div class="container">
       <h1 class="title">Alle viner</h1>
       <div class="wines-container">
-        <Wine :wine="wine" v-for="wine in wines" />
+        <Wine :wine="wine" v-for="wine in wines" :key="wine" />
       </div>
     </div>
   </div>
diff --git a/src/components/RegisterPage.vue b/src/components/RegisterPage.vue
index fd85501..53bb766 100644
--- a/src/components/RegisterPage.vue
+++ b/src/components/RegisterPage.vue
@@ -26,7 +26,7 @@
     </div>
 
     <div v-if="wines.length > 0">
-      <wine v-for="wine in wines" :wine="wine">
+      <wine v-for="wine in wines" :key="key" :wine="wine">
         <div class="button-container row">
           <button class="vin-button" @click="editWine = amIBeingEdited(wine) ? false : wine">
             {{ amIBeingEdited(wine) ? "Lukk" : "Rediger" }}
@@ -35,7 +35,7 @@
         </div>
 
         <div v-if="amIBeingEdited(wine)" class="wine-edit">
-          <div class="label-div" v-for="key in Object.keys(wine)">
+          <div class="label-div" v-for="key in Object.keys(wine)" :key="key">
             <label>{{ key }}</label>
             <input type="text" v-model="wine[key]" :placeholder="key" />
           </div>
@@ -52,7 +52,7 @@
 
     <h3>Legg til lodd kjøpt</h3>
     <div class="colors">
-      <div v-for="color in lotteryColorBoxes" :class="color.css + ' colors-box'">
+      <div v-for="color in lotteryColorBoxes" :class="color.css + ' colors-box'" :key="color">
        <div class="colors-overlay">
           <p>{{ color.name }} kjøpt</p>
           <input v-model="color.value"
@@ -70,7 +70,7 @@
 
     <h3>Vinnere</h3>
     <div class="winner-container" v-if="winners.length > 0">
-      <wine v-for="winner in winners" :wine="winner.wine">
+      <wine v-for="winner in winners" :key="winner" :wine="winner.wine">
         <div class="winner-element">
           <div class="color-selector">
             <div class="label-div">
diff --git a/src/components/TodaysPage.vue b/src/components/TodaysPage.vue
index ca58861..e24dac5 100644
--- a/src/components/TodaysPage.vue
+++ b/src/components/TodaysPage.vue
@@ -3,7 +3,7 @@
     <div class="container">
       <h1 class="title">Dagens viner</h1>
       <div class="wines-container">
-        <a :href="wine.vivinoLink" v-for="wine in wines">
+        <a :href="wine.vivinoLink" v-for="wine in wines" :key="wine">
           <div class="inner-wine-container">
             <div class="left">
               <img :src="wine.image" class="wine-image" />
diff --git a/src/ui/Highscore.vue b/src/ui/Highscore.vue
index 25a45e6..3201460 100644
--- a/src/ui/Highscore.vue
+++ b/src/ui/Highscore.vue
@@ -2,7 +2,7 @@
   <div class="highscores" v-if="highscore.length > 0">
     <h3>Topp 10 vinnere</h3>
     <ol>
-      <li v-for="person in highscore">
+      <li v-for="person in highscore" :key="person">
         {{ person.name }} - {{ person.wins.length }}
       </li>
     </ol>
diff --git a/src/ui/Wines.vue b/src/ui/Wines.vue
index 78bb5d7..27e1687 100644
--- a/src/ui/Wines.vue
+++ b/src/ui/Wines.vue
@@ -6,7 +6,7 @@
       >
     </h3>
     <ol>
-      <li v-for="wine in wines">
+      <li v-for="wine in wines" :key="wine">
         <span v-if="wine.vivinoLink == '' || wine.vivinoLink == null">
           {{ wine.name }} - sett {{ wine.occurences }} ganger,
           {{ wine.rating }} i rating