diff --git a/.travis.yml b/.travis.yml
index f1460003c7..2465863fe3 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -7,7 +7,7 @@ language: rust
 rust:
     # The oldest version we currently support. See
     # CONTRIBUTING.md#rustc-version-support for details.
-    - 1.33.0
+    - 1.34.0
     - beta
     - nightly
 matrix: