diff --git a/m/tent/gitlab-runner.nix b/m/tent/gitlab-runner.nix
index 166b8ca5..6bd12e11 100644
--- a/m/tent/gitlab-runner.nix
+++ b/m/tent/gitlab-runner.nix
@@ -43,6 +43,7 @@
         registrationFlags = [
           # Increase build log length to 64 MiB
           "--output-limit 65536"
+          "--docker-network-mode host"
         ];
         preBuildScript = pkgs.writeScript "setup-container" ''
           mkdir -p -m 0755 /nix/var/log/nix/drvs