diff --git a/.github/workflows/ctest.yml b/.github/workflows/ctest.yml
index d2509682..0c7984ed 100644
--- a/.github/workflows/ctest.yml
+++ b/.github/workflows/ctest.yml
@@ -18,7 +18,7 @@ jobs:
       run: |
            sudo apt-get update
            sudo apt-get install octave octave-common octave-signal sox python3 python3-pip portaudio19-dev python3-pyaudio
-           pip3 install psutil crcengine ujson pyserial numpy structlog miniaudio
+           pip3 install psutil crcengine ujson pyserial numpy structlog miniaudio sounddevice
 
     - name: Build codec2
       shell: bash