diff --git a/.travis.yml b/.travis.yml
index 90c0917..438a1a4 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,6 +1,6 @@
 language: rust
 rust:
--stable
+- stable
 before_install:
 - |
     pip install 'travis-cargo<0.2' --user &&