diff --git a/.github/workflows/format.yml b/.github/workflows/format.yml
index f4132ad..aeb29af 100644
--- a/.github/workflows/format.yml
+++ b/.github/workflows/format.yml
@@ -25,5 +25,6 @@ jobs:
         - name: cargo doc
           run: |
             rustup default nightly
+            rustup component add rustfmt
             cargo fmt
             cargo doc --no-deps --all-features