diff --git a/package/base-files/files/etc/uci-defaults/11_network-migrate-bridges b/package/base-files/files/etc/uci-defaults/11_network-migrate-bridges
index ad13d1a3535..a9dece418d6 100644
--- a/package/base-files/files/etc/uci-defaults/11_network-migrate-bridges
+++ b/package/base-files/files/etc/uci-defaults/11_network-migrate-bridges
@@ -19,5 +19,31 @@ migrate_ports() {
 	uci delete network.$config.ifname
 }
 
+migrate_bridge() {
+	local config="$1"
+	local type ifname
+
+	config_get type "$config" type
+	[ "$type" != "bridge" ] && return
+
+	config_get ifname "$config" ifname
+
+	uci -q batch <<-EOF
+		add network device
+		set network.@device[-1].name='br-$config'
+		set network.@device[-1].type='bridge'
+	EOF
+	for port in $ifname; do
+		uci add_list network.@device[-1].ports="$port"
+	done
+
+	uci -q batch <<-EOF
+		delete network.$config.type
+		delete network.$config.ifname
+		set network.$config.device='br-$config'
+	EOF
+}
+
 config_load network
 config_foreach migrate_ports device
+config_foreach migrate_bridge interface