diff --git a/medusa.subdomain.conf.sample b/medusa.subdomain.conf.sample
index 1090a4d..779e6bb 100644
--- a/medusa.subdomain.conf.sample
+++ b/medusa.subdomain.conf.sample
@@ -23,6 +23,8 @@ server {
         #error_page 401 =200 /login;
 
         include /config/nginx/proxy.conf;
+        proxy_set_header Upgrade $http_upgrade;
+        proxy_set_header Connection "upgrade";
         resolver 127.0.0.11 valid=30s;
         set $upstream_medusa medusa;
         proxy_pass http://$upstream_medusa:8081;
diff --git a/medusa.subfolder.conf.sample b/medusa.subfolder.conf.sample
index acda801..9167709 100644
--- a/medusa.subfolder.conf.sample
+++ b/medusa.subfolder.conf.sample
@@ -10,6 +10,8 @@ location ^~ /medusa {
     #error_page 401 =200 /login;
 
     include /config/nginx/proxy.conf;
+    proxy_set_header Upgrade $http_upgrade;
+    proxy_set_header Connection "upgrade";
     resolver 127.0.0.11 valid=30s;
     set $upstream_medusa medusa;
     proxy_pass http://$upstream_medusa:8081;