diff --git a/lib/hexo/default_config.js b/lib/hexo/default_config.js
index 6ece1225fa..daaf6b4a89 100644
--- a/lib/hexo/default_config.js
+++ b/lib/hexo/default_config.js
@@ -62,6 +62,9 @@ module.exports = {
   pagination_dir: 'page',
   // Extensions
   theme: 'landscape',
+  server: {
+    cache: false
+  },
   // Deployment
   deploy: {},
 
diff --git a/lib/hexo/index.js b/lib/hexo/index.js
index b1b57aae92..3f41b79b0d 100644
--- a/lib/hexo/index.js
+++ b/lib/hexo/index.js
@@ -311,7 +311,11 @@ class Hexo {
 
   watch(callback) {
     let useCache = false;
-    if (this.env.cmd.startsWith('s')) {
+    const { cache } = Object.assign({
+      cache: false
+    }, this.config.server);
+
+    if (this.env.cmd.startsWith('s') && cache) {
       // enable cache when run hexo server
       useCache = true;
     }