diff --git a/.github/actions/setup/action.yml b/.github/actions/setup/action.yml
index 01a0fe9..4196b16 100644
--- a/.github/actions/setup/action.yml
+++ b/.github/actions/setup/action.yml
@@ -74,6 +74,7 @@ runs:
     #                (asdf:asdf-version))
     #        (format t "::endgroup::~%"))
     - name: Create Qlot Environment
+      shell: bash
       run: |
         echo ::group::Create Qlot Environment
         qlot install