diff --git a/coins.json b/coins.json
index 239a98c0b..846153655 100644
--- a/coins.json
+++ b/coins.json
@@ -2,7 +2,7 @@
 	"coin_name": "Bitcoin",
 	"coin_shortcut": "BTC",
 	"address_type": 0,
-	"maxfee_kb": 100000,
+	"maxfee_kb": 300000,
 	"address_type_p2sh": 5,
 	"address_type_p2wpkh": 6,
 	"address_type_p2wsh": 10,