diff --git a/modules/services/matrix.nix b/modules/services/matrix.nix
index ae1b58a..d9095f9 100644
--- a/modules/services/matrix.nix
+++ b/modules/services/matrix.nix
@@ -162,7 +162,6 @@
     locations."/_matrix" = {
       proxyPass = "http://localhost:8008";
       extraConfig = ''
-        add_header 'Access-Control-Allow-Origin' '*';
         proxy_set_header X-Forwarded-For $remote_addr;
         proxy_set_header X-Forwarded-Proto $scheme;
         proxy_set_header Host $host;