diff --git a/.travis.yml b/.travis.yml
index 27682a2a2..9ad669d66 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -10,7 +10,7 @@ language: generic
 # Caching so the next build will be fast too.
 cache:
   directories:
-#  - $HOME/.ghc
+  - $HOME/.ghc
   - $HOME/.stack
 # - $HOME/.cabal