diff --git a/nixos/hosts/suwako-vie0/default.nix b/nixos/hosts/suwako-vie0/default.nix
index 43da6bf..0f3003b 100644
--- a/nixos/hosts/suwako-vie0/default.nix
+++ b/nixos/hosts/suwako-vie0/default.nix
@@ -14,6 +14,7 @@
       services.miniflux
       services.ntfy
       services.postgresql
+      services.well-known
     ])
     ++ (mylib.path.scanPaths ./. "default.nix");
 
diff --git a/nixos/profiles/services/well-known/default.nix b/nixos/profiles/services/well-known/default.nix
new file mode 100644
index 0000000..af07eac
--- /dev/null
+++ b/nixos/profiles/services/well-known/default.nix
@@ -0,0 +1,21 @@
+{ ... }:
+{
+  services.caddy.virtualHosts."rebmit.moe".extraConfig = ''
+    route /.well-known/matrix/* {
+      header Content-Type application/json
+      header Access-Control-Allow-Origin *
+      respond /.well-known/matrix/server `${
+        builtins.toJSON {
+          "m.server" = "matrix.rebmit.moe:443";
+        }
+      }`
+      respond /.well-known/matrix/client `${
+        builtins.toJSON {
+          "m.homeserver" = {
+            "base_url" = "https://matrix.rebmit.moe";
+          };
+        }
+      }`
+    }
+  '';
+}
diff --git a/zones/rebmit.moe.nix b/zones/rebmit.moe.nix
index 54364b1..eb24a8c 100644
--- a/zones/rebmit.moe.nix
+++ b/zones/rebmit.moe.nix
@@ -22,7 +22,7 @@ dns.lib.toString "rebmit.moe" {
   ];
   subdomains = {
     keycloak.CNAME = [ "suwako-vie0.rebmit.link." ];
-    matrix.CNAME = [ "suwako-vie0.rebmit.link." ];
+    matrix.CNAME = [ "reisen-lax0.rebmit.link." ];
     miniflux.CNAME = [ "suwako-vie0.rebmit.link." ];
     ntfy.CNAME = [ "suwako-vie0.rebmit.link." ];
   };