diff --git a/targets/targets.json b/targets/targets.json
index 2cb5a41b35..2e9e1f8f35 100644
--- a/targets/targets.json
+++ b/targets/targets.json
@@ -8520,7 +8520,7 @@
 		],
         "features": ["BLE"],
         "release_versions": ["2", "5"],
-        "bootloader_supported": true
+        "bootloader_supported": false
     },
     "VBLUNO52": {
         "supported_form_factors": ["ARDUINO"],