diff --git a/rootfs/bin/start.sh b/rootfs/bin/start.sh
index 3936ec3c..a110d29d 100755
--- a/rootfs/bin/start.sh
+++ b/rootfs/bin/start.sh
@@ -324,6 +324,7 @@ fi
 find /data/nginx -type f -name '*.conf' -exec sed -i "s| http2||g" {} \;
 find /data/nginx -type f -name '*.conf' -exec sed -i "s|\(listen .*\) http3|\1 quic|g" {} \;
 find /data/nginx -type f -name '*.conf' -exec sed -i "s|quic reuseport;|quic;|g" {} \;
+find /data/nginx -type f -name '*.conf' -exec sed -i "s|security_headers on;|include conf.d/include/hsts.conf;|g" {} \;
 sed -i "s|quic default_server|quic reuseport default_server|g" /data/nginx/default.conf
 
 find /data/nginx -type f -name '*.conf' -exec sed -i "s|/data/access|/data/nginx/access|g" {} \;