diff --git a/client/src/components/Hand.vue b/client/src/components/Hand.vue
index 0c28572..4d2b122 100644
--- a/client/src/components/Hand.vue
+++ b/client/src/components/Hand.vue
@@ -2,7 +2,7 @@
     <div id="hand">
         <p>{{count()}} cartes. </p>
         <Card v-for="card in cards"
-              v-bind:key="card"
+              v-bind:key="card.value + ' ' + card.color"
               v-bind:value="card.value"
               v-bind:color="card.color"
         />