diff --git a/default_nginx.conf b/default_nginx.conf
index 301ded4..83512f0 100755
--- a/default_nginx.conf
+++ b/default_nginx.conf
@@ -22,7 +22,6 @@ rtmp {
       meta off;
       wait_video on;
 
-      sync 10ms;
       idle_streams off;
 
       hls on;
@@ -46,7 +45,6 @@ rtmp {
       meta off;
       wait_video on;
 
-      sync 10ms;
       idle_streams off;
 
       hls on;
diff --git a/encoder/firmware.php b/encoder/firmware.php
index fd1f577..e36b578 100755
--- a/encoder/firmware.php
+++ b/encoder/firmware.php
@@ -1,8 +1,7 @@
 <?php
-include 'header.php';
 
 exec("sudo chmod 444 /sys/class/dmi/id/product_uuid");
-$version = 4;
+$version = 5;
 
 function fail(string $msg): never
 {
@@ -374,6 +373,7 @@ EwIDAQAB
             break;
     }
 }
+include 'header.php';
 
 ?>
 <script>