diff --git a/conf/nginx_root.conf b/conf/nginx_root.conf
index 0c3d03c..052b98e 100644
--- a/conf/nginx_root.conf
+++ b/conf/nginx_root.conf
@@ -2,6 +2,7 @@ location / {
     proxy_set_header X-Forwarded-Host $host;
     proxy_set_header X-Forwarded-Server $host;
     proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+    proxy_set_header Accept-Encoding "";
     proxy_pass http://127.0.0.1:19999;
     proxy_http_version 1.1;
     proxy_pass_request_headers on;
diff --git a/conf/nginx_sub_dir.conf b/conf/nginx_sub_dir.conf
index 52b0025..55d4e6b 100644
--- a/conf/nginx_sub_dir.conf
+++ b/conf/nginx_sub_dir.conf
@@ -9,6 +9,7 @@ location ~ YNH_WWW_PATH/(?<ndpath>.*) {
     proxy_set_header X-Forwarded-Host $host;
     proxy_set_header X-Forwarded-Server $host;
     proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+    proxy_set_header Accept-Encoding "";
     proxy_http_version 1.1;
     proxy_pass_request_headers on;
     proxy_set_header Connection "keep-alive";