diff --git a/.travis.yml b/.travis.yml
index d6693eb68..61d4df4df 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -90,6 +90,10 @@ matrix:
   allow_failures:
     - python: '3.8-dev'
       env: TOXENV=py38-xdist
+    # failing due to ResourceWarning exceptions:
+    # https://github.com/pytest-dev/pytest/issues/5317
+    - env: TOXENV=pypy3-xdist
+      python: 'pypy3'
 
 before_script:
   - |