diff --git a/.github/workflows/rust.yml b/.github/workflows/rust.yml
index 6738b0b..a9d44c6 100644
--- a/.github/workflows/rust.yml
+++ b/.github/workflows/rust.yml
@@ -13,6 +13,8 @@ jobs:
 
     steps:
     - uses: actions/checkout@v2
+    - name: Run fmt
+      run: cargo fmt --all -- --check
     - name: Build
       run: cargo build --verbose
     - name: Run tests