diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 85f0f007..0264d68e 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -31,13 +31,10 @@ jobs:
         python-version: ["3.7", "3.8", "3.9", "3.10", "3.11"]
 
     steps:
-      - name: Disable network connectivity
+      - name: Update network connectivity
         run: |
-          ip netns add jail
-          ip netns exec jail /bin/bash
-          ip addr add 127.0.0.1/8 dev lo
-          ip link set dev lo up
-          exit
+          sudo ethtool -K eth0 tx off rx off
+          install bwrap unshare
 
       - name: Checkout code
         uses: actions/checkout@v3
@@ -56,7 +53,7 @@ jobs:
 
       - name: Run tests
         run: |
-          ip netns exec jail su user -c 'python3 -m coverage run -m unittest'
+          bwrap --bind / / --dev /dev --unshare-net python3 -m coverage run -m unittest
 
       - name: Run linting
         run: pre-commit run --all-files