diff --git a/pib-setup.sh b/pib-setup.sh
index 39b7c0b..1bbdd71 100755
--- a/pib-setup.sh
+++ b/pib-setup.sh
@@ -36,7 +36,7 @@ public_key=$(echo $private_key | wg pubkey)
 vpn_endpoint_host=vpn-2a0ae5c1.ungleich.ch
 vpn_endpoint_pubkey=hi60lGP+xEUQ+kVnqA7PlJAO1SVqTS1W36g0LhFP0xQ=
 
-cat <<EOF | ssh -t "root@${my_ip}"
+cat <<EOF | ssh -t "root@${my_ip}" || exit 1
 set -x
 
 # Check if we can reach upstream - otherwise abort