diff --git a/appveyor.yml b/appveyor.yml
index 5c7dd813f..230991777 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -7,9 +7,7 @@ configuration:
 
 install:
   - cmd: git clone https://github.com/ogrisel/python-appveyor-demo
-  - cmd: mkdir appveyor
-  - cmd: copy python-appveyor-demo\appvegor\install.ps1 appveyor\install.ps1
-  - ps: appvegor\install.ps1
+  - ps: python-appveyor-demo\appveyor\install.ps1
   - "SET PATH=%PYTHON%;%PYTHON%\\Scripts;%PATH%"
   - "python --version"
   - "python -c \"import struct; print(struct.calcsize('P') * 8)\""