diff --git a/.github/workflows/rustfmt.yml b/.github/workflows/rustfmt.yml
index a306a676..55c27178 100644
--- a/.github/workflows/rustfmt.yml
+++ b/.github/workflows/rustfmt.yml
@@ -21,8 +21,5 @@ jobs:
         ldd --version
     - name: Install
       run: |
-        curl https://sh.rustup.rs -sSf | sh -s -- -y --default-toolchain nightly
-        rustup toolchain install nightly --allow-downgrade -c rustfmt
-        echo "$HOME/.cargo/bin" >> $GITHUB_PATH
-    - name: Check
-      run: cargo +nightly fmt -- --check
+        sudo chmod o+r /dev/udmabuf
+        ls -lha /dev