diff --git a/.travis.yml b/.travis.yml
index 9bc7a9747..3e07bcc50 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -6,23 +6,35 @@
 language: c
 sudo: false
 addons:
-  apt:
+  apt: &apt
     sources:
       - hvr-ghc
-    packages:
-      - ghc-7.6.3
-      - ghc-7.8.4
-      - ghc-7.10.3
-      - ghc-8.0.1
-      - cabal-install-1.22
+cabal: &cabal cabal-install-1.22
 env:
   global:
     - CABALVER=1.22
-  matrix:
-    - GHCVER=7.6.3
-    - GHCVER=7.8.4
-    - GHCVER=7.10.3
-    - GHCVER=8.0.1
+matrix:
+  include:
+    - env: GHCVER=7.6.3
+      addons:
+        apt:
+          <<: *apt
+          packages: [ghc-7.6.3, *cabal]
+    - env: GHCVER=7.8.4
+      addons:
+        apt:
+          <<: *apt
+          packages: [ghc-7.8.4, *cabal]
+    - env: GHCVER=7.10.3
+      addons:
+        apt:
+          <<: *apt
+          packages: [ghc-7.10.3, *cabal]
+    - env: GHCVER=8.0.1
+      addons:
+        apt:
+          <<: *apt
+          packages: [ghc-8.0.1, *cabal]
 cache:
   directories:
     - '$HOME/.ghc'