diff --git a/scripts/nspawn-support.sh b/scripts/nspawn-support.sh
index 5807c1e..0afb5de 100755
--- a/scripts/nspawn-support.sh
+++ b/scripts/nspawn-support.sh
@@ -6,5 +6,5 @@ dir="$2"
 if [ "$cmd" == "create" ]; then
     debootstrap --include=systemd-container --include=libpython3.6 --include=racket --components=main,universe bionic "$dir" http://archive.ubuntu.com/ubuntu/
 elif [ "$cmd" == "boot" ]; then
-    systemd-nspawn -D "$dir" --bind "$PWD:/router" -- /bin/bash -c "cd /router && scripts/run-tests.sh /router/build; bash"
+    systemd-nspawn -D "$dir" --bind "$PWD:/router" -- /bin/bash -c "cd /router && scripts/run-tests.sh /router/build"
 fi
diff --git a/scripts/run-tests.sh b/scripts/run-tests.sh
index ebff23f..7dd69cb 100755
--- a/scripts/run-tests.sh
+++ b/scripts/run-tests.sh
@@ -1,4 +1,7 @@
 #!/bin/bash
 
+rm /etc/resolv.conf
+echo "nameserver 8.8.8.8" > /etc/resolv.conf
+apt install libpython3.6
 cd $1
 ./sim --router ../router milestone