diff --git a/lib/amp/plugin.js b/lib/amp/plugin.js
index 43fcbf9f..63990267 100644
--- a/lib/amp/plugin.js
+++ b/lib/amp/plugin.js
@@ -94,8 +94,10 @@ const createCustomHead = originalHead => function customHead () {
    */
   ensureKey(head, 'link', [])
 
-  // Add canonical meta only if page is served as AMP
-  if (this.$ampMode !== false && this.$isAMP === true) {
+  /**
+   * Add canonical meta and AMP requirement if page is served as AMP
+   */
+  if (this.$isAMP) {
     if (origin && !head.link.find(l => l.rel === 'canonical' || l.hid === 'canonical')) {
       const path = this.$isAMP && this.$ampMode !== 'only'
         ? this.$route.fullPath.replace(/^\/amp(\/.*)?/, '$1')
@@ -107,12 +109,7 @@ const createCustomHead = originalHead => function customHead () {
         href: origin + path
       })
     }
-  }
 
-  /**
-   * add amp requirement if page is served as AMP
-   */
-  if (this.$isAMP) {
     ensureKey(head, 'htmlAttrs', {})
 
     if (vueMetaMajor >= 2) {