1 files changed, 4 insertions, 1 deletions
diff --git a/.travis.yml b/.travis.yml
index 0ec4988..81449bd 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,6 +1,9 @@
 language: rust
 
-rust: nightly
+rust:
+  - stable
+  - beta
+  - nightly
 
 addons:
   apt: