diff --git a/target/linux/rockchip/armv8/base-files/etc/board.d/02_network b/target/linux/rockchip/armv8/base-files/etc/board.d/02_network
index 53adc1188f..722dc55f19 100644
--- a/target/linux/rockchip/armv8/base-files/etc/board.d/02_network
+++ b/target/linux/rockchip/armv8/base-files/etc/board.d/02_network
@@ -52,9 +52,12 @@ rockchip_setup_macs()
 		wan_mac=$(macaddr_generate_from_mmc_cid mmcblk0)
 		lan_mac=$(macaddr_add "$wan_mac" 1)
 		;;
+	friendlyarm,nanopi-r5c)
+		wan_mac=$(macaddr_generate_from_mmc_cid mmcblk*)
+		lan_mac=$(macaddr_add "$wan_mac" 1)
+		;;
 	friendlyarm,nanopi-r2c-plus|\
 	friendlyarm,nanopi-r4s|\
-	friendlyarm,nanopi-r5c|\
 	friendlyarm,nanopi-r5s)
 		wan_mac=$(macaddr_generate_from_mmc_cid mmcblk1)
 		lan_mac=$(macaddr_add "$wan_mac" 1)