1 files changed, 2 insertions, 0 deletions

diff --git a/.travis.yml b/.travis.yml
index e1320c9..c4dfe82 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -2,6 +2,8 @@ language: rust
 cache: cargo
 
 rust:
+  - stable
+  - beta
   - nightly
 
 script: