diff --git a/.travis.yml b/.travis.yml
index 7f64658..2bf9059 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -5,6 +5,7 @@ php:
   - 5.5
   - 5.6
   - 7.0
+  - hhvm
 before_script:
   - composer install
 script:
diff --git a/phpunit.xml.dist b/phpunit.xml.dist
index 4b55088..34973f1 100644
--- a/phpunit.xml.dist
+++ b/phpunit.xml.dist
@@ -8,12 +8,12 @@
 >
     <testsuites>
         <testsuite name="Unit">
-            <directory suffix=".php">./tests/unit</directory>
+            <directory suffix=".php">tests/Unit</directory>
         </testsuite>
     </testsuites>
     <filter>
         <whitelist>
-            <directory suffix=".php">./src</directory>
+            <directory suffix=".php">src</directory>
         </whitelist>
     </filter>
 </phpunit>
\ No newline at end of file