1 files changed, 3 insertions, 1 deletions

diff --git a/.travis.yml b/.travis.yml
index acf1af028..8d420f618 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,7 +1,9 @@
+cache: cargo
+
 matrix:
   include:
     - language: rust
-      rust: stable
+      rust: beta
       script:
         - cargo gen-kinds --verify
         - cargo gen-tests --verify