diff --git a/target/linux/adm5120/base-files/lib/upgrade/platform.sh b/target/linux/adm5120/base-files/lib/upgrade/platform.sh
index a0678b858d..f067089fa1 100644
--- a/target/linux/adm5120/base-files/lib/upgrade/platform.sh
+++ b/target/linux/adm5120/base-files/lib/upgrade/platform.sh
@@ -13,7 +13,7 @@ platform_check_image() {
 	[ "$ARGC" -gt 1 ] && return 1
 
 	case "$board_name" in
-	"ZyXEL"*)
+	"ZyXEL"*|"Compex WP54 family")
 		# .trx files
 		[ "$magic" != "4844" ] && {
 			echo "Invalid image type."