diff --git a/.travis.yml b/.travis.yml
index 0c4ade2..455c287 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -44,7 +44,7 @@ install:
     echo "TRAVIS_RUST_VERSION=\"$TRAVIS_RUST_VERSION\""
     if [ "$TRAVIS_RUST_VERSION" == "nightly" ]; then
       echo "Installing preview"
-      rustup component add rustfmt-preview
+      rustup component add "rustfmt-preview"
     else
       echo "Installing standard"
       rustup component add rustfmt