diff --git a/targets/targets.json b/targets/targets.json
index 03b997caa5..8a1a81967e 100644
--- a/targets/targets.json
+++ b/targets/targets.json
@@ -5,6 +5,7 @@
         "default_toolchain": "ARM",
         "supported_toolchains": null,
         "extra_labels": [],
+        "supported_form_factors": [],
         "components": [],
         "is_disk_virtual": false,
         "macros": [],