diff --git a/README.md b/README.md
index 4a09173..805249b 100644
--- a/README.md
+++ b/README.md
@@ -8,10 +8,10 @@ a home media server as easy, and pain free, as possible.
 If you have problems or feedback, feel free to join [the
 discord](https://discord.gg/n9ga99KwWC).
 
-Note that this is still in a somewhat alpha state, beware!
+Note that this is still in a somewhat beta state, beware!
 
 - Bugs are around
-- Options are still subject to change
+- Options generally won't be changed, but I reserve the right
 - Some options are mostly untested
 
 The general format won't change however. If you do still use it, any feedback
diff --git a/nixarr/nixarr.nix b/nixarr/nixarr.nix
index ddbd1b0..3296762 100644
--- a/nixarr/nixarr.nix
+++ b/nixarr/nixarr.nix
@@ -300,6 +300,7 @@ in {
             ''
               cd "$(mktemp -d)"
 
+              # DNS information
               dig google.com
 
               # Print resolv.conf
diff --git a/nixarr/transmission/default.nix b/nixarr/transmission/default.nix
index d98eef3..b3a78f5 100644
--- a/nixarr/transmission/default.nix
+++ b/nixarr/transmission/default.nix
@@ -234,6 +234,17 @@ in {
       description = "Transmission web-UI port.";
     };
 
+    credentialsFile = mkOption {
+      type = types.path;
+      description = ''
+        Path to a JSON file to be merged with the settings.
+        Useful to merge a file which is better kept out of the Nix store
+        to set secret config parameters like `rpc-password`.
+      '';
+      default = "/dev/null";
+      example = "/var/lib/secrets/transmission/settings.json";
+    };
+
     extraSettings = mkOption {
       type = types.attrs;
       default = {};
@@ -339,6 +350,7 @@ in {
       package = pkgs.transmission_4;
       openRPCPort = cfg.openFirewall;
       openPeerPorts = cfg.openFirewall;
+      credentialsFile = cfg.credentialsFile;
       settings =
         {
           download-dir = downloadDir;