diff --git a/assets/App.vue b/assets/App.vue
index 1110d1ad..f87dc988 100644
--- a/assets/App.vue
+++ b/assets/App.vue
@@ -1,4 +1,4 @@
-<template lang="html">
+<template>
   <main>
     <mobile-menu v-if="isMobile"></mobile-menu>
 
diff --git a/assets/components/ContainerTitle.vue b/assets/components/ContainerTitle.vue
index e03b1174..d89e9985 100644
--- a/assets/components/ContainerTitle.vue
+++ b/assets/components/ContainerTitle.vue
@@ -1,4 +1,4 @@
-<template lang="html">
+<template>
   <div class="name columns is-marginless">
     <span class="column">{{ value }}</span>
     <span class="column is-narrow" v-if="closable">
diff --git a/assets/components/InfiniteLoader.vue b/assets/components/InfiniteLoader.vue
index 205766cd..285e3c55 100644
--- a/assets/components/InfiniteLoader.vue
+++ b/assets/components/InfiniteLoader.vue
@@ -1,4 +1,4 @@
-<template lang="html">
+<template>
   <div ref="observer" class="control" :class="{ 'is-loading': isLoading }"></div>
 </template>
 
diff --git a/assets/components/LogEventSource.vue b/assets/components/LogEventSource.vue
index b9d2be4d..f4cf46a4 100644
--- a/assets/components/LogEventSource.vue
+++ b/assets/components/LogEventSource.vue
@@ -1,4 +1,4 @@
-<template lang="html">
+<template>
   <div>
     <infinite-loader :onLoadMore="loadOlderLogs" :enabled="messages.length > 100"></infinite-loader>
     <slot :messages="messages"></slot>
diff --git a/assets/components/LogViewer.vue b/assets/components/LogViewer.vue
index d4e4ca5a..3d5d3f32 100644
--- a/assets/components/LogViewer.vue
+++ b/assets/components/LogViewer.vue
@@ -1,4 +1,4 @@
-<template lang="html">
+<template>
   <ul class="events" :class="settings.size">
     <li v-for="item in filtered" :key="item.key" :class="{ event: !!item.event }">
       <span class="date" v-if="settings.showTimestamp">{{ item.date | relativeTime }}</span>
diff --git a/assets/components/LogViewerWithSource.vue b/assets/components/LogViewerWithSource.vue
index 3e251a77..366c3d4d 100644
--- a/assets/components/LogViewerWithSource.vue
+++ b/assets/components/LogViewerWithSource.vue
@@ -1,4 +1,4 @@
-<template lang="html">
+<template>
   <log-event-source :id="id" v-slot="eventSource">
     <log-viewer :messages="eventSource.messages"></log-viewer>
   </log-event-source>
diff --git a/assets/components/MobileMenu.vue b/assets/components/MobileMenu.vue
index 600ffe0a..c1418d29 100644
--- a/assets/components/MobileMenu.vue
+++ b/assets/components/MobileMenu.vue
@@ -1,4 +1,4 @@
-<template lang="html">
+<template>
   <aside>
     <a
       role="button"
@@ -11,7 +11,7 @@
     <h1 class="title has-text-warning is-marginless">Dozzle</h1>
     <p class="menu-label is-hidden-mobile" :class="{ 'is-active': showNav }">Containers</p>
     <ul class="menu-list is-hidden-mobile" :class="{ 'is-active': showNav }">
-      <li v-for="item in visibleContainers">
+      <li v-for="item in visibleContainers" :key="item.id">
         <router-link
           :to="{ name: 'container', params: { id: item.id, name: item.name } }"
           active-class="is-active"
diff --git a/assets/components/ScrollableView.vue b/assets/components/ScrollableView.vue
index 40add5c4..f9d7edac 100644
--- a/assets/components/ScrollableView.vue
+++ b/assets/components/ScrollableView.vue
@@ -1,4 +1,4 @@
-<template lang="html">
+<template>
   <section :class="{ 'is-full-height-scrollable': scrollable }">
     <header v-if="$slots.header">
       <slot name="header"></slot>
diff --git a/assets/components/Search.vue b/assets/components/Search.vue
index 5ced60f1..2310bdd1 100644
--- a/assets/components/Search.vue
+++ b/assets/components/Search.vue
@@ -1,4 +1,4 @@
-<template lang="html">
+<template>
   <div class="search columns is-gapless is-vcentered" v-show="showSearch" v-if="settings.search">
     <div class="column">
       <p class="control has-icons-left">
diff --git a/assets/components/SideMenu.vue b/assets/components/SideMenu.vue
index ffdecdb1..46c0cc60 100644
--- a/assets/components/SideMenu.vue
+++ b/assets/components/SideMenu.vue
@@ -1,4 +1,4 @@
-<template lang="html">
+<template>
   <aside>
     <div class="columns is-marginless">
       <div class="column">
diff --git a/assets/pages/Container.vue b/assets/pages/Container.vue
index 669de376..81eaabdc 100644
--- a/assets/pages/Container.vue
+++ b/assets/pages/Container.vue
@@ -1,4 +1,4 @@
-<template lang="html">
+<template>
   <scrollable-view :scrollable="activeContainers.length > 0">
     <template v-slot:header v-if="activeContainers.length > 0">
       <container-title :value="allContainersById[id].name"></container-title>
diff --git a/assets/pages/Index.vue b/assets/pages/Index.vue
index b86a19f6..68915385 100644
--- a/assets/pages/Index.vue
+++ b/assets/pages/Index.vue
@@ -1,4 +1,4 @@
-<template lang="html">
+<template>
   <div class="hero is-fullheight is-dark">
     <div class="hero-body">
       <div class="container has-text-centered">
diff --git a/assets/pages/Settings.vue b/assets/pages/Settings.vue
index 036b2042..a6c93470 100644
--- a/assets/pages/Settings.vue
+++ b/assets/pages/Settings.vue
@@ -1,4 +1,4 @@
-<template lang="html">
+<template>
   <div>
     <section class="section">
       <div class="has-underline">
diff --git a/assets/pages/Show.vue b/assets/pages/Show.vue
index c3249b6c..194a6300 100644
--- a/assets/pages/Show.vue
+++ b/assets/pages/Show.vue
@@ -1,4 +1,4 @@
-<template lang="html"> </template>
+<template> </template>
 
 <script>
 import { mapActions, mapGetters, mapState } from "vuex";