diff --git a/.travis.yml b/.travis.yml
index 555b7047..0185eb92 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -25,7 +25,9 @@ env:
   - TOXENV=py34
   - TOXENV=py35
   - TOXENV=pypy
-  - TOXENV=pypy3
+  # TODO: re-enable when Travis is fixed
+  # - TOXENV=pypy3
+  - TOXENV=pypy3.3-5.2-alpha1
   - TOXENV=flake8
   - TOXENV=perf
 
diff --git a/tox.ini b/tox.ini
index 1050a174..1ec9bebe 100644
--- a/tox.ini
+++ b/tox.ini
@@ -4,7 +4,7 @@
 # and then run "tox" from this directory.
 
 [tox]
-envlist = py26, py33, py32, py34, py27, py35, pypy, pypy3, flake8, setup.py, perf
+envlist = py26, py33, py32, py34, py27, py35, pypy, pypy3, pypy3.3-5.2-alpha1, flake8, setup.py, perf
 
 [testenv]
 passenv = TRAVIS TRAVIS_JOB_ID TRAVIS_BRANCH
@@ -38,6 +38,14 @@ deps =
 commands =
     {[testenv:pypy]commands}
 
+[testenv:pypy3.3-5.2-alpha1]
+passenv = {[testenv:pypy]passenv}
+deps =
+    {[testenv:pypy]deps}
+    virtualenv>=15.0.2
+commands =
+    {[testenv:pypy]commands}
+
 [testenv:py26]
 passenv = {[testenv:pypy]passenv}
 deps =