diff --git a/modules/bitcoind.nix b/modules/bitcoind.nix
index e6c44fa..edc1db8 100644
--- a/modules/bitcoind.nix
+++ b/modules/bitcoind.nix
@@ -135,7 +135,7 @@ in {
 
       rpcuser = mkOption {
           type = types.nullOr types.str;
-          default = null;
+          default = "bitcoinrpc";
           description = "Username for JSON-RPC connections";
       };
       rpcpassword = mkOption {
diff --git a/modules/nix-bitcoin.nix b/modules/nix-bitcoin.nix
index 9ad0566..1b71e42 100644
--- a/modules/nix-bitcoin.nix
+++ b/modules/nix-bitcoin.nix
@@ -54,7 +54,6 @@ in {
     services.bitcoind.proxy = config.services.tor.client.socksListenAddress;
     services.bitcoind.enforceTor = true;
     services.bitcoind.port = 8333;
-    services.bitcoind.rpcuser = "bitcoinrpc";
     services.bitcoind.zmqpubrawblock = "tcp://127.0.0.1:28332";
     services.bitcoind.zmqpubrawtx = "tcp://127.0.0.1:28333";
     services.bitcoind.assumevalid = "00000000000000000000e5abc3a74fe27dc0ead9c70ea1deb456f11c15fd7bc6";