diff --git a/appveyor.yml b/appveyor.yml
index 0e1baf2..aac02f0 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -3,8 +3,12 @@ build: false
 environment:
     matrix:
         - PYTHON: "C:/Python27"
+
         - PYTHON: "C:/Python33"
+
         - PYTHON: "C:/Python34"
+        PYTHON_VERSION: "3.4.1"
+        PYTHON_ARCH: "64"
 init:
     - "ECHO %PYTHON%"
     - ps: "ls C:/Python*"