diff --git a/.travis.yml b/.travis.yml
index 55be2791b..6b760de38 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -9,7 +9,7 @@ matrix:
         - python: 2.6
           env: {TOX_ENV: py26}
         - python: 2.7
-          env: {TOX_ENV: py27}
+          env: {TOX_ENV: py27, COVERAGE=1}
         - python: pypy
           env: {TOX_ENV: pypy}
         - python: 2.7
@@ -21,14 +21,14 @@ install:
     - travis_retry sudo apt-get update
     - travis_retry sudo apt-get install -qq bash-completion mp3gain
     - travis_retry pip install tox sphinx
-    - "[[ $TOX_ENV == 'py27' ]] && pip install coveralls || true"
+    - "[ ! -z $COVERAGE ] && pip install coveralls || true"
 
 script: tox -e $TOX_ENV
 
 # coveralls.io reporting, using https://github.com/coagulant/coveralls-python
 # Only report coverage for one version.
 after_success:
-    - "[[ $TOX_ENV == 'py27' ]] && coveralls || true"
+    - "[ ! -z $COVERAGE ] && coveralls || true"
 
 notifications:
     irc: