diff --git a/.gitea/workflows/test.yaml b/.gitea/workflows/test.yaml
index 7dd3cc7..aa36609 100644
--- a/.gitea/workflows/test.yaml
+++ b/.gitea/workflows/test.yaml
@@ -93,3 +93,33 @@ jobs:
         with:
           path: "/root/rpmbuild/**/*.rpm"
       - run: echo "This job's status is ${{ job.status }}."
+  build-focal:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: write
+    container:
+      image: ubuntu:focal
+      env:
+        GOPATH: /
+        SSH_AUTH_SOCK: /tmp/ssh.sock
+        ENVIRONMENT: dev
+      volumes:
+        - "/etc/timezone:/etc/timezone:ro"
+        - "/etc/localtime:/etc/localtime:ro"
+        - "/etc/gitconfig:/etc/gitconfig:ro"
+        - "/${{ env.SSH_AUTH_SOCK }}:/tmp/ssh.sock"
+        - "/opt/gitea/act_runner/.ssh/known_hosts:/root/.ssh/known_hosts"
+        - "/opt/gitea/act_runner/.gitconfig:/root/.gitconfig:ro"
+        - "/opt/gitea/act_runner/.git-credentials:/root/.git-credentials:ro"
+        - "/etc/ssl/certs:/etc/ssl/certs:ro"
+      options: --cpus 10
+    steps:
+    - uses: actions/checkout@v3
+    - run: make build-deps
+    - run: make build
+    - run: make deb
+    - uses: actions/upload-artifact@v3
+      with:
+        name: "ubuntu/focal/jx"
+        path: "jx"
+