diff --git a/README.md b/README.md
index e123ea4..09f4b47 100644
--- a/README.md
+++ b/README.md
@@ -49,7 +49,7 @@ Get started
 
 Docs
 ---
-* [Hardware Requirements](docs/hardware.md)
+* [Hardware requirements](docs/hardware.md)
 * [Installation](docs/install.md)
 * [Configuration and maintenance](docs/configuration.md)
 * [Using services](docs/services.md)
diff --git a/modules/bitcoind.nix b/modules/bitcoind.nix
index b38cf25..2d1ea64 100644
--- a/modules/bitcoind.nix
+++ b/modules/bitcoind.nix
@@ -398,10 +398,12 @@ in {
           install -o '${cfg.user}' -g '${cfg.group}' -m 640 <(echo "$cfg") $confFile
         fi
       '';
+
       # Enable RPC access for group
       postStart = ''
         chmod g=r '${cfg.dataDir}/${optionalString cfg.regtest "regtest/"}.cookie'
       '';
+
       serviceConfig = nbLib.defaultHardening // {
         Type = "notify";
         NotifyAccess = "all";
diff --git a/modules/hardware-wallets.nix b/modules/hardware-wallets.nix
index 807fb66..d8d2871 100644
--- a/modules/hardware-wallets.nix
+++ b/modules/hardware-wallets.nix
@@ -27,8 +27,6 @@ let
   };
 
   cfg = config.services.hardware-wallets;
-  dataDir = "/var/lib/hardware-wallets/";
-  enabled = cfg.ledger || cfg.trezor;
 in {
   inherit options;