diff --git a/.travis.yml b/.travis.yml
index 0108758..8ab1485 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -8,7 +8,7 @@ env:
 
 matrix:
   allow_failures:
-   - env: GHCVER=head
+   - env: GHCVER=head  CABALVER=head
 
 before_install:
  - travis_retry sudo add-apt-repository -y ppa:hvr/ghc