diff --git a/.travis.yml b/.travis.yml
index 8b6bda8..0114de2 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -8,11 +8,14 @@ env:
 before_install:
   - sudo add-apt-repository -y ppa:hvr/ghc
   - sudo apt-get update
-  - sudo apt-get install cabal-install-1.18 ghc-$GHCVER happy
+  - sudo apt-get install cabal-install-1.18 ghc-$GHCVER
   - export PATH=/opt/ghc/$GHCVER/bin:$PATH
 
 install:
   - cabal-1.18 update
+  - cabal-1.18 install happy
+  - export PATH=$HOME/.cabal/bin:$PATH
+  - happy --version
   - cabal-1.18 install --only-dependencies --enable-tests
 
 script: