diff --git a/appveyor.yml b/appveyor.yml
index c6fa681..4cc0400 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -4,13 +4,15 @@ configuration: Release
 environment:
   matrix:
   - ARCH: 32
-    GENERATOR: '"Visual Studio 11"'
-    PYTHON: '"C:\Python35\python.exe"'
-    PIP: '"C:\Python35\Scripts\pip.exe"'
+    GENERATOR: 'Visual Studio 11'
+    PYTHON: 'C:\Python35\python.exe'
+    PIP: 'C:\Python35\Scripts\pip.exe'
   - ARCH: 64
-    GENERATOR: '"Visual Studio 11 Win64"'
-    PYTHON: '"C:\Python35-x64\python.exe"'
-    PIP: '"C:\Python35-x64\Scripts\pip.exe"'
+    GENERATOR: 'Visual Studio 11 Win64'
+    PYTHON: 'C:\Python35-x64\python.exe'
+    PIP: 'C:\Python35-x64\Scripts\pip.exe'
+init:
+- cmd: '%PIP% install nose wheel'
 build_script:
 - cmd: |
     set LIBGIT2=%APPVEYOR_BUILD_FOLDER%\build\libgit2
@@ -18,15 +20,19 @@ build_script:
     mkdir build
     
     cd build
-    cmake -DSTDCALL=OFF -DBUILD_CLAR=OFF -DCMAKE_INSTALL_PREFIX=%LIBGIT2% ../libgit2 -G %GENERATOR%
+    cmake -DSTDCALL=OFF -DBUILD_CLAR=OFF -DCMAKE_INSTALL_PREFIX="%LIBGIT2%" ../libgit2 -G "%GENERATOR%"
     cmake --build . --config Release --target install
     cd ..
     
-    %PIP% install wheel
-    %PYTHON% setup.py bdist_wheel 
-    %PIP% install .
-    
+    "%PYTHON%" setup.py bdist_wheel 
+    "%PIP%" install .
 test_script:
-- cmd: '%PYTHON% setup.py test'
+- ps: |
+    cp build\Release\git2.dll .
+    try { & $env:PYTHON setup.py nosetests --with-xunit } catch {}
+    # upload results to AppVeyor
+    $wc = New-Object 'System.Net.WebClient'
+    $wc.UploadFile("https://ci.appveyor.com/api/testresults/xunit/$($env:APPVEYOR_JOB_ID)", (Resolve-Path .\nosetests.xml))
+
 artifacts:
 - path: dist\*.whl
diff --git a/test/utils.py b/test/utils.py
index a751e91..01c07b5 100644
--- a/test/utils.py
+++ b/test/utils.py
@@ -35,6 +35,7 @@ import tarfile
 import tempfile
 import unittest
 import hashlib
+import gc
 
 import pygit2
 
@@ -94,6 +95,7 @@ class NoRepoTestCase(unittest.TestCase):
 
     def tearDown(self):
         del self.repo
+        gc.collect()
         rmtree(self._temp_dir)
 
     def assertRaisesAssign(self, exc_class, instance, name, value):
@@ -132,8 +134,8 @@ class AutoRepoTestCase(NoRepoTestCase):
         self.repo = pygit2.Repository(self.repo_path)
 
     def tearDown(self):
-        self.repo_ctxtmgr.__exit__(None, None, None)
         super(AutoRepoTestCase, self).tearDown()
+        self.repo_ctxtmgr.__exit__(None, None, None)
 
 
 class BareRepoTestCase(AutoRepoTestCase):