diff --git a/.travis.yml b/.travis.yml
index 6340aba..007d7f7 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,19 +1,8 @@
 language: python
 matrix:
   include:
-    # Drop Support py26
-    # - python: 2.6
-    #   env: TOXENV=py26
     - python: 2.7
       env: TOXENV=py27
-    # Drop Support py32
-    # - python: 3.4
-    #   env: TOXENV=py32
-    # tox drop support py33
-    # - python: 3.3
-    #   env: TOXENV=py33
-    - python: 3.4
-      env: TOXENV=py34
     - python: 3.5
       env: TOXENV=py35
     - python: 3.6
@@ -22,7 +11,7 @@ matrix:
       env: TOXENV=py37
       dist: xenial
       sudo: true
-    - python: pypy
+    - python: pypy3.5
       env: TOXENV=pypy
     - python: 3.7
       env: TOXENV=flake8
@@ -37,7 +26,6 @@ before_install:
 install:
   - pip install tox
   - if test "$TOXENV" = py37 ; then pip install coveralls ; fi
-  # - if test "$TOXENV" = py32 ; then pip install --upgrade "virtualenv<14.0.0" "setuptools<30.0.0"; fi
   - python setup.py dataset
 script: 
   - tox
diff --git a/setup.py b/setup.py
index de4f57a..1362773 100644
--- a/setup.py
+++ b/setup.py
@@ -23,8 +23,6 @@
     "Programming Language :: Python :: 2",
     "Programming Language :: Python :: 2.7",
     "Programming Language :: Python :: 3",
-    "Programming Language :: Python :: 3.3",
-    "Programming Language :: Python :: 3.4",
     "Programming Language :: Python :: 3.5",
     "Programming Language :: Python :: 3.6",
     "Programming Language :: Python :: 3.7",
diff --git a/tox.ini b/tox.ini
index c32f486..b0424a6 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,10 +1,15 @@
 [tox]
-envlist=py27,py34,py35,py36,py37,pypy,flake8,mypy,autopep8
+envlist=py27,py35,py36,py37,pypy,flake8,mypy,autopep8
 
 [testenv]
 commands=
    python setup.py test
 
+[testenv:py27]
+deps =
+    pytest<5.0.0
+commands = python setup.py test
+
 [testenv:flake8]
 deps = flake8
 commands=