diff --git a/.travis.yml b/.travis.yml
index ccee8e9eee..bfe58bee7d 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -39,3 +39,7 @@ notifications:
       - dev-team@phpbb.com
     on_success: change
     on_failure: change
+
+matrix:
+  allow_failures:
+    - php: hhvm