diff --git a/nixos/modules/services/web-apps/nextcloud.nix b/nixos/modules/services/web-apps/nextcloud.nix
index 8c3212b7b2f1..48cb600b94d2 100644
--- a/nixos/modules/services/web-apps/nextcloud.nix
+++ b/nixos/modules/services/web-apps/nextcloud.nix
@@ -1531,7 +1531,6 @@ in
           index index.php index.html /index.php$request_uri;
           ${optionalString (cfg.nginx.recommendedHttpHeaders) ''
             add_header X-Content-Type-Options nosniff;
-            add_header X-XSS-Protection "1; mode=block";
             add_header X-Robots-Tag "noindex, nofollow";
             add_header X-Permitted-Cross-Domain-Policies none;
             add_header X-Frame-Options sameorigin;