diff --git a/scripts/tests/download-roaming-network.sh b/scripts/tests/download-roaming-network.sh
index f7af12126..deb00de6c 100755
--- a/scripts/tests/download-roaming-network.sh
+++ b/scripts/tests/download-roaming-network.sh
@@ -54,13 +54,14 @@ for flow in "${flows[@]}"; do
     assert_eq "$(get_flow_field "$flow" "inner_dst_ip")" "172.21.0.101"
 done
 
-# Verify different outer_src_port after roaming (network change)
+# Verify different source tuple after roaming (network change)
 # The docker-compose setup uses routers and therefore the source IP is always the router.
 # But conntrack on the router will allocate a new source port because the binding on the old one is still active after roaming.
-original_src_port=$(get_flow_field "${flows[0]}" "outer_src_port")
+# To handle roaming between IPv4 and IPv6, we need to compare the entire tuple.
+original_src_tuple="$(get_flow_field "${flows[0]}" "outer_src_ip") $(get_flow_field "${flows[0]}" "outer_src_port")"
 
 for ((i = 1; i < ${#flows[@]}; i++)); do
-    next_src_port=$(get_flow_field "${flows[i]}" "outer_src_port")
+    next_src_tuple="$(get_flow_field "${flows[i]}" "outer_src_ip") $(get_flow_field "${flows[i]}" "outer_src_port")"
 
-    assert_ne "$original_src_port" "$next_src_port"
+    assert_ne "$original_src_tuple" "$next_src_tuple"
 done