diff --git a/.travis.yml b/.travis.yml
index a0144fc..895d736 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,7 +1,7 @@
 language: rust
 
 rust:
-   - nightly-2018-02-11
+   - nightly-2018-02-15
    - nightly
 
 matrix: