diff --git a/.travis.yml b/.travis.yml
index 7e7662e..a39cff4 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -18,6 +18,6 @@ script:
   - phpunit --coverage-clover build/logs/clover.xml
 
 after_success:
-  - sh -c 'if [ "$TRAVIS_PHP_VERSION" == "5.6" ]; then php vendor/bin/coveralls -v; fi;'
+  - sh -c 'if [ "$TRAVIS_PHP_VERSION" != "hhvm" ]; then php vendor/bin/coveralls -v; fi;'
 
 script: phpunit tests/CalculusTest.php
\ No newline at end of file