3 files changed, 3 insertions, 5 deletions
diff --git a/setup.cfg b/setup.cfg
index 80fc07a..f3ddfa4 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -2,8 +2,7 @@
 xfail_strict = True
 
 [flake8]
-ignore =
-    W503,
+extend-ignore =
     E731
 
 [coverage:run]
diff --git a/setup.py b/setup.py
index a706e99..c23968b 100644
--- a/setup.py
+++ b/setup.py
@@ -96,6 +96,8 @@ setup(
         'Programming Language :: Python :: 3.6',
         'Programming Language :: Python :: 3.7',
         'Programming Language :: Python :: 3.8',
+        'Programming Language :: Python :: Implementation :: CPython',
+        'Programming Language :: Python :: Implementation :: PyPy',
         'Topic :: Database',
         'Topic :: Software Development',
     ],
diff --git a/tox.ini b/tox.ini
index cd4e052..0087d50 100644
--- a/tox.ini
+++ b/tox.ini
@@ -12,9 +12,6 @@ envlist =
 deps =
     pytest
     pytest-cov
-    pytest-travis-fold
-passenv =
-    TRAVIS
 commands =
     sqlformat --version
     pytest --cov=sqlparse {posargs}