diff --git a/contents.json b/contents.json
index 4964b9df..52435ce8 100644
--- a/contents.json
+++ b/contents.json
@@ -1176,7 +1176,8 @@
       "tags": [
         "yapdatabase",
         "purelayout",
-        "mantle"
+        "mantle",
+        "bluetooth"
       ],
       "description": "Chat using Bluetooth 4.0 Low Energy API (Bluetooth LE)",
       "license": "mpl-2.0",