diff --git a/appveyor.yml b/appveyor.yml
index fa7e307841..6fbb0cd848 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -7,7 +7,7 @@ environment:
     - nodejs_version: '6'
     - nodejs_version: '4'
 install:
-  - ps: Install-Product node $env:nodejs_version
+  - ps: Install-Product node $env:nodejs_version x64
   - set CI=true
   - set PATH=%APPDATA%\npm;c:\MinGW\bin;%PATH%
   - set PHANTOMJS_CDNURL=https://cnpmjs.org/downloads