diff --git a/appveyor.yml b/appveyor.yml
index 7ccbe25ea7c..84abad663f3 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -34,4 +34,5 @@ build_script:
   - python setup.py develop
 
 test_script:
-  - pytest -n 2 -r a statsmodels
+  # Remove xdist until warning reporting is working
+  - pytest -n auto -r s statsmodels --skip-examples
diff --git a/statsmodels/stats/tests/test_influence.py b/statsmodels/stats/tests/test_influence.py
index 49f9e984a62..142b70adcb7 100644
--- a/statsmodels/stats/tests/test_influence.py
+++ b/statsmodels/stats/tests/test_influence.py
@@ -233,7 +233,7 @@ def test_basics(self):
         assert_allclose(infl0.hat_matrix_diag, infl1.hat_matrix_diag,
                         rtol=1e-12)
         assert_allclose(infl0.resid_studentized,
-                        infl1.resid_studentized, rtol=1e-12)
+                        infl1.resid_studentized, rtol=1e-12, atol=1e-7)
         assert_allclose(infl0.cooks_distance, infl1.cooks_distance, rtol=1e-7)
         assert_allclose(infl0.dfbetas, infl1.dfbetas, rtol=0.1) # changed
         # OLSInfluence only has looo dfbeta/d_params