diff --git a/.github/workflows/clang-format.yml b/.github/workflows/clang-format.yml
index e94911b..fdeb4b6 100644
--- a/.github/workflows/clang-format.yml
+++ b/.github/workflows/clang-format.yml
@@ -21,8 +21,15 @@ jobs:
     steps:
     - uses: actions/checkout@v4
 
+    - name: Prepare
+      run: |
+        container=${{ container }}
+        RELEASE=${container##*:}
+        echo "RELEASE=${container##*:}" >> $GITHUB_ENV
+        clang-format --version | grep -F " version ${RELEASE}"
+
     - name: Format source files
-      run: find include tests -type f \( -name '*.cpp' -o -name '*.hpp' -o -name '*.ipp' \) -print0 | xargs -0 clang-format-${CLANG_VERSION} -i
+      run: find include tests -type f \( -name '*.cpp' -o -name '*.hpp' -o -name '*.ipp' \) -print0 | xargs -0 clang-format-${{ env.RELEASE }} -i
 
     - name: Check for differences
       id: assert
@@ -58,6 +65,6 @@ jobs:
              in your repo, commit, and push.
       run: |
         echo "${PREAMBLE}"
-        clang-format-${CLANG_VERSION} --version
+        clang-format-${{ env.RELEASE }} --version
         echo "${SUGGESTION}"
         exit 1