diff --git a/machines/hippocampus/servers/public/headscale.nix b/machines/hippocampus/servers/public/headscale.nix
index 50c04b2..04cbd86 100644
--- a/machines/hippocampus/servers/public/headscale.nix
+++ b/machines/hippocampus/servers/public/headscale.nix
@@ -6,6 +6,7 @@
     enable = true;
     # 7000 port addresses are for internal network
     port = 7000;
+    address = "0.0.0.0"; # Access within nixos-containers
     settings = {
       server_url = "https://headscale.syzygial.cc";
       # TODO: Generate keys??
@@ -40,7 +41,7 @@
   services.caddy.virtualHosts = {
     "headscale.syzygial.cc" = {
       extraConfig = ''
-        reverse_proxy localhost:7000
+        reverse_proxy 0.0.0.0:7000
       '';
     };
   };