diff --git a/lib/app/App.vue b/lib/app/App.vue
index ae205ceecf..5592b88f2a 100644
--- a/lib/app/App.vue
+++ b/lib/app/App.vue
@@ -20,6 +20,8 @@ layoutsKeys.forEach(function (key, i) { %>
 <% }) %>
 }
 
+let resolvedLayouts = {}
+
 export default {
   head: <%= JSON.stringify(head) %>,
   data: () => ({
@@ -37,22 +39,23 @@ export default {
   },
   methods: {
     setLayout (layout) {
-      if (!layout || !layouts['_' + layout]) layout = 'default'
+      if (!layout || !resolvedLayouts['_' + layout]) layout = 'default'
       this.layoutName = layout
       let _layout = '_' + layout
-      this.layout = layouts[_layout]
+      this.layout = resolvedLayouts[_layout]
       return this.layout
     },
     loadLayout (layout) {
-      if (!layout || !layouts['_' + layout]) layout = 'default'
+      if (!layout || !(layouts['_' + layout] || resolvedLayouts['_' + layout])) layout = 'default'
       let _layout = '_' + layout
-      if (typeof layouts[_layout] !== 'function') {
-        return Promise.resolve(layouts[_layout])
+      if (resolvedLayouts[_layout]) {
+        return Promise.resolve(resolvedLayouts[_layout])
       }
       return layouts[_layout]()
       .then((Component) => {
-        layouts[_layout] = Component
-        return layouts[_layout]
+        resolvedLayouts[_layout] = Component
+        delete layouts[_layout]
+        return resolvedLayouts[_layout]
       })
       .catch((e) => {
         if (this.$nuxt) {
diff --git a/lib/app/server.js b/lib/app/server.js
index 11f011ea0b..b45c4dad79 100644
--- a/lib/app/server.js
+++ b/lib/app/server.js
@@ -79,7 +79,7 @@ export default async context => {
   let Components = []
   try {
     Components = await Promise.all(getMatchedComponents(router.match(context.url)).map(Component => {
-      if (typeof Component !== 'function' || Component.super === Vue) {
+      if (typeof Component !== 'function' || Component.cid) {
         return sanitizeComponent(Component)
       }
       return Component().then(Component => sanitizeComponent(Component))
diff --git a/lib/builder/webpack/vue-loader.config.js b/lib/builder/webpack/vue-loader.config.js
index 659eded04b..385fa49425 100644
--- a/lib/builder/webpack/vue-loader.config.js
+++ b/lib/builder/webpack/vue-loader.config.js
@@ -20,6 +20,10 @@ export default function ({ isClient }) {
       'stylus': styleLoader.call(this, 'stylus', 'stylus-loader'),
       'styl': styleLoader.call(this, 'stylus', 'stylus-loader')
     },
+    template: {
+      // for pug, see https://github.com/vuejs/vue-loader/issues/55
+      doctype: 'html'
+    },
     preserveWhitespace: false,
     extractCSS: extractStyles.call(this)
   }