diff --git a/.github/workflows/test-workflow.yml b/.github/workflows/test-workflow.yml
index 867e484330ab3290002da83f943d3b3ff7ef11b6..a313e9f6b89df5423a68afe9dd3c4b4e8d30c8f0 100644
--- a/.github/workflows/test-workflow.yml
+++ b/.github/workflows/test-workflow.yml
@@ -21,7 +21,7 @@ jobs:
         python-version: ${{ matrix.python-version }}
     - name: Install dependencies
       run: |
-        sudo apt-get install -y libsox
+        sudo apt-get install -y libsox-dev
         python -m pip install --upgrade pip
         python -m pip install torch torchaudio --index-url https://download.pytorch.org/whl/cpu
         python -m pip install pytest
diff --git a/tests/test_cli.py b/tests/test_cli.py
index 86dc464185dc53f11d5dab134b733ecee7631eaf..095e497e66f0308df45f7b6fda1401639d005036 100644
--- a/tests/test_cli.py
+++ b/tests/test_cli.py
@@ -9,8 +9,6 @@ import torchaudio
 
 
 AUDIOS_DIR = os.path.join(os.path.dirname(__file__), "audios")
-torchaudio.set_audio_backend("sox_io")
-print(torchaudio.__version__, torchaudio.get_audio_backend())
 
 
 @pytest.mark.parametrize("file, fmt, convert_to_freq",