diff --git a/hosts/tram-borzoi/borzoi.nix b/hosts/tram-borzoi/borzoi.nix
index 37254c6..695a3f8 100644
--- a/hosts/tram-borzoi/borzoi.nix
+++ b/hosts/tram-borzoi/borzoi.nix
@@ -1,23 +1,11 @@
-{ config, ... }:
-let
-  borzoi-port = 8080;
-in
+{ config, registry, ... }:
 {
-  networking.firewall.allowedTCPPorts = [ borzoi-port ];
+  networking.firewall.allowedTCPPorts = [ registry.port-borzoi.port ];
 
   TLMS.borzoi = {
     enable = true;
-    http = {
-      host = "0.0.0.0";
-      port = borzoi-port;
-    };
-    database = {
-      host = "127.0.0.1";
-      port = config.services.postgresql.port;
-      passwordFile = config.sops.secrets.postgres-borzoi-pw.path;
-      user = "borzoi";
-      database = "borzoi";
-    };
+    http = registry.port-borzoi;
+    database = registry.postgres;
   };
 
   users.users.borzoi = {
diff --git a/hosts/tram-borzoi/postgres.nix b/hosts/tram-borzoi/postgres.nix
index 08e82bd..a584455 100644
--- a/hosts/tram-borzoi/postgres.nix
+++ b/hosts/tram-borzoi/postgres.nix
@@ -1,4 +1,4 @@
-{ lib, pkgs, config, inputs, self, ... }: {
+{ lib, pkgs, config, inputs, self, registry, ... }: {
 
   sops.secrets.postgres-borzoi-pw = {
     owner = config.users.users.postgres.name;
@@ -9,14 +9,13 @@
     owner = config.users.users.postgres.name;
   };
   services.postgresql = {
+    inherit (registry.postgres) port;
     enable = true;
     enableTCPIP = true;
-    port = 5432;
     authentication =
       let
         senpai-ip = self.unevaluatedNixosConfigurations.notice-me-senpai.specialArgs.registry.wgAddr4;
-        # TODO: fixme
-        uranus-ip = "10.13.37.9";
+        uranus-ip = self.unevaluatedNixosConfigurations.uranus.specialArgs.registry.wgAddr4;
       in
       pkgs.lib.mkOverride 10 ''
         local	all	all	trust
diff --git a/modules/traffic-stop-box/radio-config.nix b/modules/traffic-stop-box/radio-config.nix
index a993e91..1176bcc 100644
--- a/modules/traffic-stop-box/radio-config.nix
+++ b/modules/traffic-stop-box/radio-config.nix
@@ -1,12 +1,17 @@
-{ config, lib, registry, ... }:
+{ self, config, lib, registry, ... }:
 {
   TLMS.gnuradio = {
     enable = true;
   } // registry.gnuradio;
 
-  TLMS.telegramDecoder = {
+  # find all the servers with data-accumulator configured
+  TLMS.telegramDecoder = let
+    registries = builtins.attrValues (builtins.mapAttrs (name: value: value.specialArgs.registry) self.unevaluatedNixosConfigurations);
+    filteredDataHoarders = builtins.filter (other: other ? port-data_accumulator) registries;
+    urlFromRegistry = other: "http://${other.wgAddr4}:${toString other.port-data_accumulator.port}";
+  in {
     enable = true;
-    server = [ "http://10.13.37.1:8080" "http://10.13.37.5:8080" "http://10.13.37.7:8080" ];
+    server = builtins.map urlFromRegistry filteredDataHoarders;
     configFile = registry.telegramDecoderConfig;
     authTokenFile = config.sops.secrets.telegram-decoder-token.path;
   };
diff --git a/registry/default.nix b/registry/default.nix
index 1fddcfc..e460383 100644
--- a/registry/default.nix
+++ b/registry/default.nix
@@ -33,5 +33,16 @@
     wgAddr4 = "10.13.37.8";
     wireguardPublicKey = "wCW+r5kAaIarvZUWf4KsJNetyHobP0nNy5QOhqmsCCs=";
     publicWireguardEndpoint = null;
+    postgres = {
+      host = "127.0.0.1";
+      port = 5432;
+      passwordFile = "/run/secrets/postgres-borzoi-pw";
+      user = "borzoi";
+      database = "borzoi";
+    };
+    port-borzoi = {
+      host = "0.0.0.0";
+      port = 8080;
+    };
   };
 }