diff --git a/.travis.yml b/.travis.yml
index 6b2fe7ab..2b142f57 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -6,11 +6,15 @@ services:
 python:
 - 3.6
 install:
+# Make a wheel and install it to test to catch possible
+# issues with releases
 - pip install --upgrade setuptools pip
 - pip install -r dev-requirements.txt
 - python setup.py bdist_wheel
 - pip install dist/*.whl
 script:
+# cd into tests so CWD being repo2docker does not hide
+# possible issues with MANIFEST.in
 - if [ ${REPO_TYPE} == "r" ]; then cd tests && travis_wait pytest --cov repo2docker
   -v ${REPO_TYPE}; else cd tests && travis_retry pytest --cov repo2docker -v ${REPO_TYPE};
   fi
diff --git a/repo2docker/__init__.py b/repo2docker/__init__.py
index 944feeb7..e44e9d15 100644
--- a/repo2docker/__init__.py
+++ b/repo2docker/__init__.py
@@ -1,5 +1,3 @@
-__version__ = '0.5.0'
-
 from ._version import get_versions
 __version__ = get_versions()['version']
 del get_versions