diff --git a/.github/workflows/ci_test_workspace.yml b/.github/workflows/ci_test_workspace.yml
index 7d25145efc..f0409e07ad 100644
--- a/.github/workflows/ci_test_workspace.yml
+++ b/.github/workflows/ci_test_workspace.yml
@@ -86,6 +86,13 @@ jobs:
 
       - name: Print playwright version
         run: echo "${{ env.PLAYWRIGHT_VERSION }}"
+      - name: Toto
+        env:
+          FOO: format({0}{1}, $HOME, '\AppData\Local\ms-playwright')
+          BAR: $HOME\AppData\Local\ms-playwright
+          ZAZ: ${{ $HOME\AppData\Local\ms-playwright }}
+          ZOO: ${{ env.HOME\AppData\Local\ms-playwright }}
+        run: echo "${{ env.FOO }}, ${{ env.BAR }}, ${{ env.ZAZ  }}, ${{ env.ZOO }}"
 
       # Attempt to restore the correct Playwright browser binaries based on the
       # currently installed version of Playwright (The browser binary versions
@@ -98,7 +105,7 @@ jobs:
         id: playwright-cache
         with:
           # see https://playwright.dev/docs/browsers#managing-browser-binaries
-          path: ${{ runner.os == 'Windows' && join(env.HOME, '\AppData\Local\ms-playwright') || runner.os == 'Linux' && '~/.cache/ms-playwright' || '~/Library/Caches/ms-playwright' }}
+          path: ${{ runner.os == 'Windows' && format({0}{1}, env.HOME, '\AppData\Local\ms-playwright') || runner.os == 'Linux' && '~/.cache/ms-playwright' || '~/Library/Caches/ms-playwright' }}
           key: ${{ runner.os }}-playwright-${{ env.PLAYWRIGHT_VERSION }}
           # As a fallback, if the Playwright version has changed, try use the
           # most recently cached version. There's a good chance that at least one