diff --git a/.github/workflows/rust.yml b/.github/workflows/rust.yml
index b9e2e47..abefb99 100644
--- a/.github/workflows/rust.yml
+++ b/.github/workflows/rust.yml
@@ -100,7 +100,7 @@ jobs:
     timeout-minutes: 2
     steps:
       - uses: actions/checkout@v1
-      - run: rustup install nightly
+      - run: rustup toolchain install nightly --profile minimal --component rustfmt
       - run: cargo +nightly fmt -- --check
 
   clippy: