diff --git a/modules/webstack.nix b/modules/webstack.nix
index d1a0c43..dd5b6c7 100644
--- a/modules/webstack.nix
+++ b/modules/webstack.nix
@@ -52,6 +52,7 @@
           "/miniflux/".extraConfig =
             "rewrite ^/miniflux/(.*)$ https://rss.coolneng.duckdns.org/$1 last;";
         };
+        locations."/.well-known/".alias = "${../well-known}" + "/";
       };
       "radicale.coolneng.duckdns.org" = {
         enableACME = true;
diff --git a/well-known/matrix/server b/well-known/matrix/server
new file mode 100644
index 0000000..e3f2a32
--- /dev/null
+++ b/well-known/matrix/server
@@ -0,0 +1 @@
+{ "m.server": "matrix.coolneng.duckdns.org:443" }