1 files changed, 1 insertions, 1 deletions
diff --git a/.travis.yml b/.travis.yml
index e23b82e..e12f111 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -10,7 +10,7 @@ matrix:
       install:
         - rustup component add rustfmt-preview
       script:
-        - cargo fmt -- --write-mode=diff
+        - cargo fmt -- --check
   allow_failures:
     - rust: nightly
 script: cargo test --release --verbose --all