diff --git a/test/dhcp/passt b/test/dhcp/passt
index 3d2e939..f45227a 100644
--- a/test/dhcp/passt
+++ b/test/dhcp/passt
@@ -16,7 +16,7 @@ htools	ip jq sed tr head
 
 test	Interface name
 gout	IFNAME ip -j link show | jq -rM '.[] | select(.link_type == "ether").ifname'
-hout	HOST_IFNAME ip -j -4 route show|jq -rM '.[] | select(.dst == "default").dev'
+hout	HOST_IFNAME ip -j -4 route show|jq -rM '[.[] | select(.dst == "default").dev] | .[0]'
 check	[ -n "__IFNAME__" ]
 
 test	DHCP: address
diff --git a/test/two_guests/basic b/test/two_guests/basic
index cf0b975..f7c016d 100644
--- a/test/two_guests/basic
+++ b/test/two_guests/basic
@@ -18,7 +18,7 @@ htools	ip jq md5sum cut
 test	Interface names
 g1out	IFNAME1 ip -j link show | jq -rM '.[] | select(.link_type == "ether").ifname'
 g2out	IFNAME2 ip -j link show | jq -rM '.[] | select(.link_type == "ether").ifname'
-hout	HOST_IFNAME ip -j -4 route show|jq -rM '.[] | select(.dst == "default").dev'
+hout	HOST_IFNAME ip -j -4 route show|jq -rM '[.[] | select(.dst == "default").dev] | .[0]'
 check	[ -n "__IFNAME1__" ]
 check	[ -n "__IFNAME2__" ]