diff --git a/.github/workflows/translate-strings.yml b/.github/workflows/translate-strings.yml
index 2d36d67ca..1a82a5cee 100644
--- a/.github/workflows/translate-strings.yml
+++ b/.github/workflows/translate-strings.yml
@@ -16,7 +16,7 @@ jobs:
           GH_REF: ${{ github.ref }} # sonar rule:githubactions:S7630 - avoid injection
         with:
           token: ${{ secrets.PNGX_BOT_PAT }}
-          ref: $GH_REF
+          ref: ${{ env.GH_REF }}
       - name: Set up Python
         id: setup-python
         uses: actions/setup-python@v6