diff --git a/.github/workflows/update-set-implementation-lists.yml b/.github/workflows/update-set-implementation-lists.yml
index 8a11d540b56..5cca2776f4c 100644
--- a/.github/workflows/update-set-implementation-lists.yml
+++ b/.github/workflows/update-set-implementation-lists.yml
@@ -21,6 +21,7 @@ jobs:
         with:
           node-version: 16
       - run: npm install mustache
+        shell: bash
       - name: Update issues
         uses: actions/github-script@v2.1.0
         id: updateissues