diff --git a/.github/workflows/git-artifacts.yml b/.github/workflows/git-artifacts.yml
index 7272b08221..7e86de31ac 100644
--- a/.github/workflows/git-artifacts.yml
+++ b/.github/workflows/git-artifacts.yml
@@ -135,6 +135,18 @@ jobs:
           git remote add -f origin https://github.com/git-for-windows/git &&
           git fetch --tags bundle-artifacts/git.bundle $(cat bundle-artifacts/next_version) &&
           git reset --hard $(cat bundle-artifacts/next_version)
+      - name: Prepare home directory for code-signing
+        env:
+          CODESIGN_P12: ${{secrets.CODESIGN_P12}}
+          CODESIGN_PASS: ${{secrets.CODESIGN_PASS}}
+        if: env.CODESIGN_P12 != '' && env.CODESIGN_PASS != ''
+        shell: bash
+        run: |
+          cd home &&
+          mkdir -p .sig &&
+          echo -n "$CODESIGN_P12" | tr % '\n' | base64 -d >.sig/codesign.p12 &&
+          echo -n "$CODESIGN_PASS" >.sig/codesign.pass
+          git config --global alias.signtool '!sh "/usr/src/build-extra/signtool.sh"'
       - name: Prepare home directory for GPG signing
         if: env.GPGKEY != ''
         shell: bash