diff --git a/package/base-files/files/lib/preinit/10_sysinfo b/package/base-files/files/lib/preinit/10_sysinfo
index be1e6aeca9..65b50968e2 100644
--- a/package/base-files/files/lib/preinit/10_sysinfo
+++ b/package/base-files/files/lib/preinit/10_sysinfo
@@ -3,7 +3,7 @@ do_sysinfo_generic() {
 	mkdir -p /tmp/sysinfo
 	[ -e /tmp/sysinfo/board_name ] || \
 		echo "$(strings /proc/device-tree/compatible | head -1)" > /tmp/sysinfo/board_name
-	[ -n /tmp/sysinfo/model -a -e /proc/device-tree/model ] && \
+	[ ! -e /tmp/sysinfo/model -a -e /proc/device-tree/model ] && \
 		echo "$(cat /proc/device-tree/model)" > /tmp/sysinfo/model
 }