diff --git a/transmission.subfolder.conf.sample b/transmission.subfolder.conf.sample
index a0ebc53..504c48e 100644
--- a/transmission.subfolder.conf.sample
+++ b/transmission.subfolder.conf.sample
@@ -12,6 +12,7 @@ location ^~ /transmission {
     include /config/nginx/proxy.conf;
     resolver 127.0.0.11 valid=30s;
     set $upstream_transmission transmission;
+    proxy_pass_header  X-Transmission-Session-Id;
     proxy_pass http://$upstream_transmission:9091;
 }