diff --git a/.github/workflows/all.yml b/.github/workflows/all.yml
index b09bca23..803dee09 100644
--- a/.github/workflows/all.yml
+++ b/.github/workflows/all.yml
@@ -4,6 +4,7 @@ on:
   push:
     branches:
       - main
+      - 'feature/linux-github-action'
   release:
     types: [published]
 jobs:
@@ -52,6 +53,7 @@ jobs:
         python${{ matrix.python-version }}-dev \
         faust \
         libsamplerate0 \
+        libsndfile1 \
         llvm-11 \
         llvm-11-dev \
         && sudo apt-get clean -y
@@ -74,11 +76,10 @@ jobs:
         python -m pip install --upgrade pip
         pip install setuptools wheel pytest numpy librosa scipy
 
-    # todo: enable this
-    # - name: Test with pytest
-    #   run: |
-    #     cd tests
-    #     pytest .
+    - name: Test with pytest
+      run: |
+        cd tests
+        pytest .
 
     - name: Checkout faustlibraries
       uses: actions/checkout@v2
diff --git a/Dockerfile b/Dockerfile
index 1bffd4c8..87440fa1 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -26,6 +26,7 @@ RUN apt-get update -yq \
     python3.9-dev \
     faust \
     libsamplerate0 \
+    libsndfile1 \
     llvm-11 \
     llvm-11-dev \
 && update-ca-certificates \