diff --git a/src/vm.ts b/src/vm.ts
index 2d24f66..f158ed5 100644
--- a/src/vm.ts
+++ b/src/vm.ts
@@ -85,8 +85,8 @@ async function createContainer(home: string): Promise<void> {
 /** Install base system packages (as root). */
 async function installPackages(cached: boolean): Promise<void> {
   const packages = cached
-    ? "curl git fish build-essential"
-    : "curl git fish unzip build-essential"
+    ? "curl git fish build-essential avahi-daemon libnss-mdns"
+    : "curl git fish unzip build-essential avahi-daemon libnss-mdns"
   await run(
     $`container exec ${CONTAINER_NAME} bash -c ${`apt update && apt install -y ${packages}`}`,
     "Package installation")