diff --git a/appveyor.yml b/appveyor.yml
index 0b6cc6675..38167684e 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -4,11 +4,23 @@ environment:
 
   matrix:
     - PYTHON: "C:\\Python27"
-      PYTHON_VERSION: "2.7.x" 
+      PYTHON_VERSION: "2.7.x"
       PYTHON_ARCH: "32"
 
     - PYTHON: "C:\\Python27-x64"
-      PYTHON_VERSION: "2.7.x" 
+      PYTHON_VERSION: "2.7.x"
+      PYTHON_ARCH: "64"
+
+    - PYTHON: "C:\\Python33_64"
+      PYTHON_VERSION: "3.3"
+      PYTHON_ARCH: "64"
+
+    - PYTHON: "C:\\Python34_64"
+      PYTHON_VERSION: "3.4"
+      PYTHON_ARCH: "64"
+
+    - PYTHON: "C:\\Python35_64"
+      PYTHON_VERSION: "3.5"
       PYTHON_ARCH: "64"
 
 install: