diff --git a/.travis.yml b/.travis.yml
index cfb66b0..18d21a9 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -41,16 +41,16 @@ matrix:
 
     # Minimum Rust supported channel.
     - os: linux
-      rust: 1.33.0
+      rust: 1.34.0
       env: TARGET=x86_64-unknown-linux-gnu
     - os: linux
-      rust: 1.33.0
+      rust: 1.34.0
       env: TARGET=i686-unknown-linux-gnu
     - os: osx
-      rust: 1.33.0
+      rust: 1.34.0
       env: TARGET=x86_64-apple-darwin
     - os: linux
-      rust: 1.33.0
+      rust: 1.34.0
       env:
         - TARGET=arm-unknown-linux-gnueabihf
         - CARGO_TARGET_ARM_UNKNOWN_LINUX_GNUEABIHF_LINKER=arm-linux-gnueabihf-gcc-4.8