diff --git a/chains/v21/chains_dev.json b/chains/v21/chains_dev.json
index 8a01ce0eb..7e141d8fc 100644
--- a/chains/v21/chains_dev.json
+++ b/chains/v21/chains_dev.json
@@ -2866,7 +2866,10 @@
         "addressPrefix": 38,
         "options": [
             "testnet"
-        ]
+        ],
+        "additional": {
+            "supportsGenericLedgerApp": true
+        }
     },
     {
         "chainId": "4ac80c99289841dd946ef92765bf659a307d39189b3ce374a92b5f0415ee17a1",