diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index a856cee..6684501 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -41,8 +41,8 @@ jobs:
       - name: Use GNU tar on macOS
         if: matrix.os == 'macos-latest'
         run: |
-          tar --version
-          export PATH="$HOMEBREW_PREFIX/opt/gnu-tar/libexec/gnubin:$PATH"
+          brew install gnu-tar
+          echo "$HOMEBREW_PREFIX/opt/gnu-tar/libexec/gnubin" >> $GITHUB_PATH
           tar --version
 
       - uses: actions/checkout@v4