diff --git a/package/boot/uboot-envtools/files/ath79 b/package/boot/uboot-envtools/files/ath79
index aebfeca85d..928a46ca8e 100644
--- a/package/boot/uboot-envtools/files/ath79
+++ b/package/boot/uboot-envtools/files/ath79
@@ -56,7 +56,8 @@ netgear,wndr3700-v2)
 	ubootenv_add_uci_config "/dev/mtd1" "0x0" "0x20000" "0x10000"
 	;;
 netgear,wndr3700-v4|\
-netgear,wndr4300)
+netgear,wndr4300|\
+netgear,wndr4300sw)
 	ubootenv_add_uci_config "/dev/mtd1" "0x0" "0x40000" "0x20000"
 	;;
 qihoo,c301)