diff --git a/.github/workflows/pytest.yml b/.github/workflows/pytest.yml
index 0994356..78ff20c 100644
--- a/.github/workflows/pytest.yml
+++ b/.github/workflows/pytest.yml
@@ -10,6 +10,9 @@ on:
 jobs:
   build:
     runs-on: ${{ matrix.os }}
+    defaults:
+      run:
+        shell: bash -el {0}
     strategy:
       fail-fast: false
       matrix: