diff --git a/package.json b/package.json
index 254a626a..ddf1ae1e 100644
--- a/package.json
+++ b/package.json
@@ -21,7 +21,7 @@
     "less-loader": "2.2.3",
     "node-abi": "2.0.3",
     "node-gyp": "3.4.0",
-    "node-sass": "4.5.2",
+    "node-sass": "4.5.3",
     "npmlog": "4.1.0",
     "pug": "2.0.0-beta11",
     "pug-html-loader": "1.0.9",
diff --git a/scripts/install-deps.js b/scripts/install-deps.js
index 2913b73c..8291250b 100755
--- a/scripts/install-deps.js
+++ b/scripts/install-deps.js
@@ -6,10 +6,12 @@ const log = require('npmlog')
 
 log.info('deps', 'app')
 sh.exec('npm prune')
+sh.exec('npm install')
 sh.exec('npm update --dev')
 
 sh.cd('app')
 sh.exec('npm prune')
+sh.exec('npm install')
 sh.exec('npm update --dev')
 sh.cd('..')
 
@@ -17,6 +19,7 @@ vars.builtinPlugins.forEach(plugin => {
   log.info('deps', plugin)
   sh.cd(plugin)
   sh.exec('npm prune')
+  sh.exec('npm install')
   sh.exec('npm update --dev')
   sh.cd('..')
 })