diff --git a/.github/workflows/main.yaml b/.github/workflows/main.yaml
index aacc33f..4688c6a 100644
--- a/.github/workflows/main.yaml
+++ b/.github/workflows/main.yaml
@@ -21,7 +21,7 @@ jobs:
           sudo apt-get install -y --no-install-recommends clang-format-11
       - name: Install General GCC C/C++ Build toolchain
         run: |
-          sudo update-alternatives --install /usr/bin/clang-format clang-format "/usr/bin/clang-format-11 100
+          sudo update-alternatives --install /usr/bin/clang-format clang-format "/usr/bin/clang-format-11" 100
       - name: Clang Format
         run: ./format.sh -d
   test: