diff --git a/hosts/c3d2-web/default.nix b/hosts/c3d2-web/default.nix
index 0489849e..41b85ace 100644
--- a/hosts/c3d2-web/default.nix
+++ b/hosts/c3d2-web/default.nix
@@ -49,16 +49,16 @@
         '';
         locations = {
           # Mastodon
-          "~ ^/.well-known/webfinger".return = "301 https://c3d2.social/.well-known/webfinger?resource=acct%3ac3d2%40c3d2.social";
+          "~ ^/\\.well-known/webfinger".return = "301 https://c3d2.social/.well-known/webfinger?resource=acct%3ac3d2%40c3d2.social";
 
           # Matrix
-          "~ ^/.well-known/matrix/server" = {
+          "~ ^/\\.well-known/matrix/server" = {
             return = "200 '{\"m.server\": \"matrix.c3d2.de:443\"}'";
             extraConfig = ''
               default_type application/json;
             '';
           };
-          "~ ^/.well-known/matrix/client" = {
+          "~ ^/\\.well-known/matrix/client" = {
             return = "200 '{\"m.homeserver\": {\"base_url\": \"https://matrix.c3d2.de\"}}'";
             extraConfig = ''
               default_type application/json;