diff --git a/.github/workflows/step_tests-conda.yml b/.github/workflows/step_tests-conda.yml
index ce105fc6..1f67cdda 100644
--- a/.github/workflows/step_tests-conda.yml
+++ b/.github/workflows/step_tests-conda.yml
@@ -15,6 +15,9 @@ jobs:
         os: [ 'ubuntu-latest', 'macos-latest', 'windows-latest' ]
         python-version: [ 3.11 ]
     runs-on: ${{ matrix.os }}
+    defaults:
+      run:
+        shell: bash -el {0}
 
     steps:
       - name: Checkout
@@ -38,20 +41,15 @@ jobs:
           use-only-tar-bz2: true
 
       - name: Install from source
-        shell: pwsh
         run: python -m pip install -e '.[test-external,test-cov]'
 
-      - name: Create kernel
-        shell: pwsh
-        run: |
-          python -m ipykernel install --name jupytext-ci --user
-
       - name: Conda list
-        shell: pwsh
         run: conda list
 
+      - name: Install a Jupyter Kernel
+        run: python -m ipykernel install --name jupytext-ci --user
+
       - name: Test lab extension
-        shell: pwsh
         run: |
           # Check extension
           jupyter labextension list
@@ -59,8 +57,10 @@ jobs:
           python -m jupyterlab.browser_check
 
       - name: Test with pytest
-        shell: pwsh
         run: pytest --cov
 
       - name: Upload coverage
         uses: codecov/codecov-action@v3
+        with:
+          fail_ci_if_error: true
+          verbose: true
diff --git a/.github/workflows/step_tests-pip.yml b/.github/workflows/step_tests-pip.yml
index 57ce0b57..7f633682 100644
--- a/.github/workflows/step_tests-pip.yml
+++ b/.github/workflows/step_tests-pip.yml
@@ -65,3 +65,6 @@ jobs:
 
       - name: Upload coverage
         uses: codecov/codecov-action@v3
+        with:
+          fail_ci_if_error: true
+          verbose: true