diff --git a/target/linux/ar71xx/base-files/lib/upgrade/platform.sh b/target/linux/ar71xx/base-files/lib/upgrade/platform.sh
index eeaac6a..a778d0f 100755
--- a/target/linux/ar71xx/base-files/lib/upgrade/platform.sh
+++ b/target/linux/ar71xx/base-files/lib/upgrade/platform.sh
@@ -206,6 +206,9 @@ platform_check_image() {
 	nbg460n_550n_550nh | \
 	unifi | \
 	unifi-outdoor | \
+	sysmocom-sob-ap1 | \
+	sysmocom-sob-ap2 | \
+	sysmocom-sob-jb02 | \
 	carambola2 )
 		[ "$magic" != "2705" ] && {
 			echo "Invalid image type."