diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index b4afcfba..d88beb03 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -269,3 +269,44 @@ jobs:
       with:
         name: jack2-win64-${{ github.event.pull_request.number || steps.slug.outputs.sha8 }}
         path: windows/inno/jack2-*.exe
+
+  # ubuntu-20.04
+  ubuntu-20.04:
+    runs-on: ubuntu-20.04
+    steps:
+    - uses: actions/checkout@v2
+      with:
+        submodules: recursive
+    - name: Set up cache
+      uses: actions/cache@v2
+      with:
+        path: |
+          ~/debs
+        key: ubuntu-20.04
+    - name: Restore debian packages cache
+      run: |
+        if [ -d ~/debs ] && [ "$(ls ~/debs | wc -l)" -ne 0 ]; then \
+          sudo cp ~/debs/*.deb /var/cache/apt/archives/; \
+        fi
+    - name: Set up dependencies
+      run: |
+        sudo add-apt-repository -y ppa:ubuntustudio-ppa/backports
+        sudo sed -i "s/# deb-src/deb-src/" /etc/apt/sources.list /etc/apt/sources.list.d/*.list
+        sudo apt-get update -qq
+        sudo apt-get build-dep jackd2
+        sudo apt-get install devscripts
+    - name: Cache debian packages
+      run: |
+        mkdir -p ~/debs && \
+        sudo mv /var/cache/apt/archives/*.deb ~/debs/
+    - name: Set sha8
+      id: slug
+      run: echo "::set-output name=sha8::$(echo ${{ github.sha }} | cut -c1-8)"
+    - name: Build jack2 packages
+      shell: bash
+      run: |
+        apt-get source jackd2
+    - uses: actions/upload-artifact@v2
+      with:
+        name: jack2-ubuntu-20.04-${{ github.event.pull_request.number || steps.slug.outputs.sha8 }}
+        path: *.deb