1 files changed, 4 insertions, 0 deletions

diff --git a/.travis.yml b/.travis.yml
index bcc3999..0bb81f7 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,4 +1,8 @@
 language: rust
+rust:
+  - stable
+  - beta
+  - nightly
 script:
   - cargo build
   - ./test.sh