diff --git a/appveyor.yml b/appveyor.yml
index e0e8e04ff30181282b4863e3fca6f868637968f7..6dac200915790b6681baf0fae538d6e18e809434 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -1,5 +1,6 @@
 environment:
    BINSTAR_USER: jlaura
+   PYTHON_VERSION: 3.4
 
 platform:
    - x64