diff --git a/appveyor.yml b/appveyor.yml
index ad9bd2b..33e8947 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -3,7 +3,7 @@ install:
   # Get the latest stable version of Node.js or io.js
   - ps: Install-Product node $env:nodejs_version
   # install modules
-  - npm install -g npm@5.4.1
+  - npm install -g npm@5.2
   - npm install
   - npm install -g electron-packager